22 Mar
2000
22 Mar
'00
10:57 a.m.
On Mar 22, 17:32, Bill Sudbrink wrote:
Egad! They have different pin-outs by manufacturer?!?!
There's an "industry-standard" arrangement, and a JEDEC arrangement. TI,
almost uniquely, chose the "unusual" one for 2532s.
Could some kind soul post the pin-out
of a 2532 4Kx8 EPROM?
Which one TI or moto or ? Uh... it has an 'S' on it that looks like two
'C's
hooked together, one upsidedown. Is that Signetics?
Sounds like it... here you go:
Intel, Motorola, Signetics, Hitachi etc 2532/2732:
A7 1 24 Vcc
A6 2 23 A8
A5 3 22 A9
A4 4 21 A11
A3 5 20 ~OE/Vpp
A2 6 19 A10
A1 7 18 ~CE
A0 8 17 D7
D0 9 16 D6
D1 10 15 D5
D0 11 14 D4
GND 12 13 D3
Texas TMS2532, Hitachi HN462532 (JEDEC):
A7 1 24 Vcc
A6 2 23 A8
A5 3 22 A9
A4 4 21 Vpp
A3 5 20 ~CE/~PGM
A2 6 19 A10
A1 7 18 A11
A0 8 17 D7
D0 9 16 D6
D1 10 15 D5
D0 11 14 D4
GND 12 13 D3
--
Pete Peter Turnbull
Dept. of Computer Science
University of York