TQ8004
6
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Table 7. TQ8004 Pin Descriptions
Signal
Control and Configuration
CONFIGURE
Type
Pin Number
Description
TTL Input
17
Active High. Enables transfer of data from program latches
to configuration latches.
Active High. Enables program latches to accept new input
address based upon which output is selected using
OADD inputs. Latches address data on de-assertion.
LOAD
TTL Input
16
Input Address Control
IADD0
IADD1
Output Address Control
OADD0
OADD1
Output Ports
OUT0,NOUT0
TTL Input
TTL Input
27
28
Input address LSB
Input address MSB
TTL Input
TTL Input
14
13
Output address LSB
Output address MSB
DPECL Output
19,18
True and Complement Differential PECL Data Out
Addressed by OADD(0:1) = 00
True and Complement DPECL Data Out
Addressed by OADD(0:1) = 01
True and Complement DPECL Data Out
Addressed by OADD(0:1) = 10
True and Complement DPECL Data Out
Addressed by OADD(0:1) = 11
OUT1,NOUT1
DPECL Output
21,20
OUT2,NOUT2
DPECL Output
23,22
OUT3,NOUT3
DPECL Output
25,24
Input Ports
IN0,NIN0
DPECL Input
10,11
True and Complement DPECL Data In.
Addressed by IADD(O:1) = 00
True and Complement DPECL Data In
Addressed by IADD(O:1) = 01
True and Complement DPECL Data In
Addressed by IADD(O:1) = 10
True and Complement DPECL Data In
Addressed by IADD(O:1) = 11
IN1,NIN1
DPECL Input
8,9
IN2,NIN2
DPECL Input
6,7
IN3,NIN3
DPECL Input
4,5
Power Pins
Signal
VTT
VDD
GND
Description
Input Termination Supply
+3.3V Power Supply
Ground Supply
Pin Number
2
1, 15, 26, Package Down Paddle (required)
3, 12