XR88C681J-F Datasheet, PDF (3/101 Pages) Exar Corporation – Two Full Duplex, Independent Channels

PIN CONFIGURATION
XR88C681
A3 7
IP0 8
-WR 9
-RD 10
RXDB ₁₁
NC ₁₂
TXDB ₁₃
OP1 14
OP3 15
OP5 16
OP7 17
XR-68C681CJ
PLCC
39 CS
38 -RESET
37 X2
36 X1/CLK
35 RXDA
34 NC
33 TXDA
32 OP0
31 OP2
30 OP4
29 OP6
44 Lead PLCC
A0 1
IP3 2
A1 3
IP1 4
A2 5
A3 6
IP0 ₇
-WR ₈
-RD ₉
RXDB 10
TXDB 11
OP1 12
OP3 13
OP5 14
OP7 15
D1 16
D3 17
D5 18
D7 19
GND 20
40 V_CC
39 IP4/IEI
38 IP5/IEO
37 -IP6/IACK
36 IP2
35 -CS
34 ^RESET
33 ^X2
32 ^X1/CLK
31 RXDA
30 TXDA
29 OP0
28 OP2
27 OP4
26 OP6
25 D0
24 D2
23 D4
22 D6
21 -INTR
40 Lead PDIP, CDIP (0.600”)
A0 1
A1 2
A2 ³
A3 4
-WR 5
-RD ⁶
RXDB 7
TXDB 8
OP1 9
D1 10
D3 11
D5 12
D7 13
GND 14
28 V_CC
27 IP2
26 _-CS
25 RESET
24 X2
23 _X1/CLK
22 RXDA
21 TXDA
20 OP0
19 D0
18 D2
17 D4
16 D6
15 -INTR
28 Lead PDIP (0.600”)
Rev. 2.11
3