cp3cn23 National Semiconductor Corporation, cp3cn23 Datasheet - Page 237

• Manufacturer Part Number: cp3cn23
• Description: Cp3cn23 Reprogrammable Connectivity Processor With Dual Can Interfaces
• Manufacturer: National Semiconductor Corporation

29.0 Pin Assignments
29.1
For 128-pin devices, Figure 118 provides a pinout diagram, and Table 83 provides the pin assignments. The physical di-
mensions are provided in Section 31.0.
PJ7/ASYNC/WUI9
PH0/RXD1/WUI11
LQFP-128 PACKAGE
PF1/MDIDO/TIO2
PF2/MDODI/TIO3
PF3/MWCS/TIO4
PE5/SRFS/NMI
Pin Name
PF0/MSK/TIO1
PF7/SRD/TIO8
PF4/SCK/TIO5
PF6/STD/TIO7
PF5/SFS/TIO6
X1CKO
IOGND
IOVCC
X1CKI
AGND
PG2/SRCLK
GND
VCC
IOGND
IOGND
IOGND
IOGND
IOVCC
IOVCC
IOVCC
IOVCC
GND
TDO
RDY
VCC
TCK
PJ0
103
1
Figure 118. CP3CN23 in the LQFP-128 Package (Top View)
Table 83 Pin Assignments for LQFP-128 Package
Alternate Function(s)
BBCLK
(LQFP-128)
CP3CN23
237
4, 10, 17, 43, 45, 49, 53,
60, 67, 76, 79, 110, 117,
7, 13, 21, 42, 44, 47, 51,
58, 63, 74, 75, 80, 107,
24, 33, 56, 77, 85, 112
25, 32, 55, 78, 84, 113
Pin Numbers
115, 121, 127
119, 124
26
27
28
39
65
PJ4/WUI22
IOVCC
PE7/CAN1TX
PE6/CAN1RX
IOGND
PH7/CAN0TX
IOVCC
PH6/CAN0RX/WUI17
GND
VCC
PH5/TXD3/WUI16
IOGND
PH4/RXD3/WUI15
IOVCC
PH3/TXD2/WUI14
IOGND
PH2/RXD2/WUI13
IOVCC
PH1/TXD1/WUI12
IOGND
IOVCC
IOGND
IOVCC
PG7/TA
PE4/CKX/TB
PJ3/WUI21
DS308
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PWR
PWR
PWR
PWR
PWR
Type
O
I