TPM754A NXP Semiconductors, TPM754A Datasheet - Page 5

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TPM754A

Manufacturer Part Number
TPM754A
Description
Microcontroller With Trackpoint Microcode From Ibm
Manufacturer
NXP Semiconductors
Datasheet
Philips Semiconductors
1999 Nov 11
*ENABLED/DISABLED BY AC0
*PINS LISTED AS OPEN DRAIN WILL NOT HAVE THIS PULLUP
Microcontroller with TrackPoint
WRITE TO
INT. BUS
LATCH
LATCH
READ
READ
Figure 2. Typical Port Bit Latches and I/O Buffers
PIN
CL
D
LATCH
ALTERNATE INPUT
XYDACBIAS
XYSOURCE
DECOUPLE
FUNCTION
XYZRAMP
Q
Q
XYDAC
VREG
ZDAC
AV
ALTERNATE
FUNCTION
ZIN
YIN
XIN
OUTPUT
CC
1K
ANALOG
V
MUX
DD
INTERNAL*
PULL-UP
Figure 1. Analog Section
AC6
AC2
AC3
AC4
AC5
SU00671
MUX0
MUX1
MUX2
PIN
microcode from IBM
AC1
5
DCON 7:0 (84H)
BANDGAP REF
BANDGAP REF*
20K
EXT
10K
Preliminary specification
AC7
TO PCA TRIGGER
TPM754A
SU00765A

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