74ALVCH16952_2 © Koninklijke Philips Electronics N.V. 2006. All rights reserved.
Product data sheet Rev. 02 — 27 April 2006 6 of 17
Philips Semiconductors
74ALVCH16952
16-bit registered transceiver; 3-state
1A2 8 data input or output 1A2
1A3 9 data input or output 1A3
1A4 10 data input or output 1A4
GND 11 ground (0 V)
1A5 12 data input or output 1A5
1A6 13 data input or output 1A6
1A7 14 data input or output 1A7
2A0 15 data input or output 2A0
2A1 16 data input or output 2A1
2A2 17 data input or output 2A2
GND 18 ground (0 V)
2A3 19 data input or output 2A3
2A4 20 data input or output 2A4
2A5 21 data input or output 2A5
V
CC
22 supply voltage
2A6 23 data input or output 2A6
2A7 24 data input or output 2A7
GND 25 ground (0 V)
2
CEAB 26 clock enable input (active LOW)
2CPAB 27 clock pulse input (active rising edge)
2
OEAB 28 output enable input (active LOW)
2
OEBA 29 output enable input (active LOW)
2CPBA 30 clock pulse input (active rising edge)
2
CEBA 31 clock enable input (active LOW)
GND 32 ground (0 V)
2B7 33 data input or output 2B7
2B6 34 data input or output 2B6
V
CC
35 supply voltage
2B5 36 data input or output 2B5
2B4 37 data input or output 2B4
2B3 38 data input or output 2B3
GND 39 ground (0 V)
2B2 40 data input or output 2B2
2B1 41 data input or output 2B1
2B0 42 data input/output 2B0
1B7 43 data input or output 1B7
1B6 44 data input or output 1B6
1B5 45 data input or output 1B5
GND 46 ground (0 V)
1B4 47 data input or output 1B4
1B3 48 data input or output 1B3
Table 3. Pin description
…continued
Symbol Pin Description