XRT79L71 Datasheet, PDF (19/441 Pages) Exar Corporation – 1 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC

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PRELIMINARY
1 - CHANNEL DS3/E3 ATM UNI/PPP COMBO IC
XRT79L71
REV. P1.0.3
PIN #
NAME
TYPE
TEST AND DIAGNOSTIC
T9
TCK
I
P9
TDI
I
N9
TDO
O
R9
TMS
I
R10
TRST
I
M15
TESTMODE
***
P15
ICT
I
P13
AnaIO1
I/O
P14
AnaIO2
L15
GPI_0
I
L14
GPI_1
L13
GPI_2
K15
GPO_0
O
K14
GPO_1
K13
GPO_2
DESCRIPTION
Test Clock input, Boundary Scan Clock input:
NOTE: This input pin should be pulled "Low" for normal operation.
Test Data input, Boundary Scan Test Data Input:
NOTE: This input pin should be pulled "Low" for normal operation.
Test Data output:
Boundary Scan Test Data Output:
Test Mode Select, Boundary Scan Test Mode Select input pin:
NOTE: This input pin should be pulled "Low" for normal operation.
Test Mode Reset, Boundary Scan Mode Reset Input pin:
NOTE: This input pin should be pulled "Low" for normal operation.
Factory Test Mode Pin:
Tie this pin to Ground.
In-Circuit Test Input Pin:
For normal operation, the user should pull this pin "High".
NOTE: This input pin is internally pulled "High".
Analog Input/Output Test Pin:
These pins should be pulled "Low" for normal operation.
General Purpose Input Test Pin:
These pins should be pulled "Low" for normal operation.
General Purpose Output Test Pin:
These pins should be left unconnected for normal operation.
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