E120 · No electrical assignment published

CFast card interface engineering reference

CFA identifies CFast with SATA and lists it separately from PATA CompactFlash and PCIe/NVMe CFexpress. A family-name resemblance does not establish an adapter path.

Open field note Source trail

Source checked · no independent review claimed · Fabrication approved: no

CFast card interface — original, not-to-scale identification schematic; drawing review pending — **View** Label-led card symbolDepiction Card symbol; interface face not shownSymbol only — not interface geometryNot to scale · independent drawing review pending
Identification schematic only · not to scale · drawing review pending. No engineering drawing is published for this profile.

Contact count

Not asserted

CFast removable-card interface family.

Mating boundary

Shape is not the verdict.

Match the exact documented card family and host; do not identify or qualify the interface by trial insertion.

Orientation

How to read this profile

Existing identification-only schematic. No mating-face numbering, pin-side transformation or mechanical template is supplied.

Source-scoped identification facts

Each value retains its exact example, role and measurement axis. Facts from different parts must not be combined into an invented component.

Documented examples; not a mating drawing or compatibility approval
Contact rows	1 (3M N7G24-A0B2RA-00-0HT)S985Current primary-source scoped values; named examples remain separate and unknowns are not inferred from illustrations. Exact 3M N7G24-A0B2RA-00-0HT CFast host plug for Type I/II cards; explicit Number of Contact Rows property only. Quantity context: Manufacturer Number of Contact Rows.
Dimensions / axis	42.8 ± 0.1 mm overall horizontal span in published broad-face drawing (TS32GCFX722I); 36.4 ± 0.15 mm overall vertical span in published broad-face drawing (TS32GCFX722I); 3.3 ± 0.1 mm overall thickness in published side view (TS32GCFX722I)S921Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. TS32GCFX722I. Documented role: card. Exact CFX722I card family, not CFexpress or CompactFlash despite similar outer envelope.; Current full official PDF captured; filename202404 is not asserted as an internal publication date. No contact pitch inferred.
Connector role	card (TS32GCFX722I)S921Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. TS32GCFX722I. Documented role: card. Exact CFX722I card family, not CFexpress or CompactFlash despite similar outer envelope.; Current full official PDF captured; filename202404 is not asserted as an internal publication date. No contact pitch inferred.
Manufacturer	Transcend (TS32GCFX722I)S921Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. TS32GCFX722I. Documented role: card. Exact CFX722I card family, not CFexpress or CompactFlash despite similar outer envelope.; Current full official PDF captured; filename202404 is not asserted as an internal publication date. No contact pitch inferred.
Series	CFX722I (TS32GCFX722I)S921Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. TS32GCFX722I. Documented role: card. Exact CFX722I card family, not CFexpress or CompactFlash despite similar outer envelope.; Current full official PDF captured; filename202404 is not asserted as an internal publication date. No contact pitch inferred.
Exact part / implementation	TS32GCFX722I (TS32GCFX722I)S921Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. TS32GCFX722I. Documented role: card. Exact CFX722I card family, not CFexpress or CompactFlash despite similar outer envelope.; Current full official PDF captured; filename202404 is not asserted as an internal publication date. No contact pitch inferred.
View convention	Published broad-face outline and adjacent side view; source does not establish numbered contact face. (TS32GCFX722I)S921Named source examples retain separate role, part, view and axis limits; values are not a universal family specification. TS32GCFX722I. Documented role: card. Exact CFX722I card family, not CFexpress or CompactFlash despite similar outer envelope.; Current full official PDF captured; filename202404 is not asserted as an internal publication date. No contact pitch inferred.

Not recorded: Nominal contacts, Positions / cavity span, Populated contacts, Contact pitch, Contact gender / arrangement, Mounting, Coupling / latch, Keying / polarization, Shell / form, Recorded markings. Unknown fields stay unknown; illustrations supply no measurements or pin assignments.

Recorded variant and source limits

No inspected CFast contact-layout specification, numerical mating dimensions, powered adapter design or exact-card qualification is supplied.
No independently reviewed card dimensions, contact count, contact assignments or tolerance drawing are published in this profile.
A bus generation, lane count, VPG class or connector shape is not measured performance or a complete compatibility verdict.

Report a correction to these facts →

Unknowns stay unknown.

No inspected CFast contact-layout specification, numerical mating dimensions, powered adapter design or exact-card qualification is supplied.
No independently reviewed card dimensions, contact count, contact assignments or tolerance drawing are published in this profile.
A bus generation, lane count, VPG class or connector shape is not measured performance or a complete compatibility verdict.

Your next step

Use the detail without guessing past its limits.

Read the connector field note Recognition clues and practical checks.Work through a connection Keep exact equipment and cable requirements separate.

Source trail

Claims and sources

C120Asource checked

The CompactFlash Association identifies CFast as a Serial ATA card family.

CompactFlash Association · Card types and form-factor distinctions ↗
CFexpress Form Factors; Type A versus Type B; Legacy Standards · No copied tables, logos, numeric throughput promises, exhaustive market status or licensed normative specification. Text-only scope.

C120Bsource checked

The same association lists CompactFlash and CFexpress as separate card standards.

C120Wsource checked

3M specifies N7G24-A0B2RA-00-0HT as a 24-contact CFast host plug with one contact row. The source separately describes its single-row SMT solder tails.

3M · 3M CFast connector N7G24-A0B2RA-00-0HT specification ↗
Full exact part page: NumberofContacts24,ConnectorStylePlug,Number of Contact Rows1,CardTypeI/II. TS2329 technicalPDF link retrieved as text-reference only; direct acquisition403, no drawing pixels claimed. · Contact rows is the explicit manufacturer property; PCB tail description kept separate. No pitch transferred from Kingconn or other3M part; TypeI/II host acceptance is not a CFast-to-CF compatibility approval.

2 source records support this profile. No independent engineering review or hardware validation is claimed.

Evidence behind this page

Scope first. Source second. Approval separate.

2 linked sources · 3 scoped claims · 0 sources with inspection/access flags.

Page scope: No V81 engineering drawing added. The inherited recognition illustration is unnumbered and not to scale.

Assessment 2026-10-22 · earliest scheduled source review 2027-01-01. This is a recorded-date assessment, not a live source check. Page-level independent review is not established by this panel.

Inspect 2 source scopes, access limits and dates

S096 · Card types and form-factor distinctions

CompactFlash Association · Standards-organization domain · inspected 2026-10-03 · due 2027-01-01

Within inspection window

Scoped support: CF uses PATA; CFast uses SATA; CFexpress uses PCIe/NVMe; Type B and XQD share a form factor but camera support is conditional.

Not established / limitations: No copied tables, logos, numeric throughput promises, exhaustive market status or licensed normative specification. Text-only scope.

Locator: CFexpress Form Factors; Type A versus Type B; Legacy Standards

S985 · 3M CFast connector N7G24-A0B2RA-00-0HT specification

3M · Unclassified publisher domain · inspected 2026-10-22 · due 2027-01-20

Within inspection window

Scoped support: ExactN7G24-A0B2RA-00-0HT host plug contact-row property only.

Not established / limitations: Contact rows is the explicit manufacturer property; PCB tail description kept separate. No pitch transferred from Kingconn or other3M part; TypeI/II host acceptance is not a CFast-to-CF compatibility approval.

Locator: Full exact part page: NumberofContacts24,ConnectorStylePlug,Number of Contact Rows1,CardTypeI/II. TS2329 technicalPDF link retrieved as text-reference only; direct acquisition403, no drawing pixels claimed.

Trace 3 claims to their source records

C120A · P120

The CompactFlash Association identifies CFast as a Serial ATA card family.

Claim scope: Identification and explicitly scoped documentation only; not an end-to-end connection approval

Source links: S096 · Evidence trail → (private workspace)

C120B · P120

The same association lists CompactFlash and CFexpress as separate card standards.

Claim scope: Identification and explicitly scoped documentation only; not an end-to-end connection approval

Source links: S096 · Evidence trail → (private workspace)

C120W · P120

3M specifies N7G24-A0B2RA-00-0HT as a 24-contact CFast host plug with one contact row. The source separately describes its single-row SMT solder tails.

Claim scope: Exact 3M N7G24-A0B2RA-00-0HT CFast host plug for Type I/II cards; explicit Number of Contact Rows property only.

Source links: S985 · Evidence trail → (private workspace)

Prepare this page for review →Read the evidence method →

Recorded evidence only. An inspection date, publisher label, source link or generated packet is not independent technical review, hardware testing, fabrication approval or a compatibility verdict.