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The SN74CBT16214 provides 12 bits of high-speed TTL-compatible bus switching between three separate ports. The low ON-state resistance of the switch allows connections to be made with minimal propagation delay.
The device operates as a 12-bit bus-select switch via the data-select (S0–S2) terminals.
PART NUMBER | PACKAGE | BODY SIZE (NOM) |
---|---|---|
SN74CBT16214DGG | TSSOP (56) | 8.10 mm × 14.00 mm |
SN74CBT16214DL | SSOP (56) | 10.35 mm x 18.42 mm |
Changes from L Revision (November 2001) to M Revision
PIN | I/O | DESCRIPTION | |
---|---|---|---|
NAME | NO. | ||
S0 | 1 | I | Select 0 |
1A | 2 | I/O | Channel 1 A |
1B3 | 3 | I/O | Channel 1 B3 |
2A | 4 | I/O | Channel 2 A |
2B3 | 5 | I/O | Channel 2 B3 |
3A | 6 | I/O | Channel 3 A |
3B3 | 7 | I/O | Channel 3 B3 |
GND | 8 | — | Ground |
4A | 9 | I/O | Channel 4 A |
4B3 | 10 | I/O | Channel 4 B3 |
5A | 11 | I/O | Channel 5 A |
5B3 | 12 | I/O | Channel 5 B3 |
6A | 13 | I/O | Channel 6 A |
6B3 | 14 | I/O | Channel 6 B3 |
7A | 15 | I/O | Channel 7 A |
7B3 | 16 | I/O | Channel 7 B3 |
VCC | 17 | — | Power supply |
8A | 18 | I/O | Channel 8 A |
GND | 19 | — | Ground |
8B3 | 20 | I/O | Channel 8 B3 |
9A | 21 | I/O | Channel 9 A |
9B3 | 22 | I/O | Channel 9 B3 |
10A | 23 | I/O | Channel 10 A |
10B3 | 24 | I/O | Channel 10 B3 |
11A | 25 | I/O | Channel 11 A |
11B3 | 26 | I/O | Channel 11 B3 |
12A | 27 | I/O | Channel 12 A |
12B3 | 28 | I/O | Channel 12 B3 |
12B2 | 29 | I/O | Channel 12 B2 |
12B1 | 30 | I/O | Channel 12 B1 |
11B2 | 31 | I/O | Channel 11 B2 |
11B1 | 32 | I/O | Channel 11 B1 |
10B2 | 33 | I/O | Channel 10 B2 |
10B1 | 34 | I/O | Channel 10 B1 |
9B2 | 35 | I/O | Channel 9 B2 |
9B1 | 36 | I/O | Channel 9 B1 |
8B2 | 37 | I/O | Channel 8 B2 |
GND | 38 | — | Ground |
8B1 | 39 | I/O | Channel 8 B1 |
7B2 | 40 | I/O | Channel 7 B2 |
7B1 | 41 | I/O | Channel 7 B1 |
6B2 | 42 | I/O | Channel 6 B2 |
6B1 | 43 | I/O | Channel 6 B1 |
5B2 | 44 | I/O | Channel 5 B2 |
5B1 | 45 | I/O | Channel 5 B1 |
4B2 | 46 | I/O | Channel 4 B2 |
4B1 | 47 | I/O | Channel 4 B1 |
3B2 | 48 | I/O | Channel 3 B2 |
GND | 49 | I/O | Ground |
3B1 | 50 | I/O | Channel 3 B1 |
2B2 | 51 | I/O | Channel 2 B2 |
2B1 | 52 | I/O | Channel 2 B1 |
1B2 | 53 | I/O | Channel 1 B2 |
1B1 | 54 | I/O | Channel 1 B1 |
S2 | 55 | I | Select 2 |
S1 | 56 | I | Select 1 |