Specifications

4
4929A–AUTO–10/06
ATA6264 [Preliminary]
2. Pin Configuration
Figure 2-1. Pinning QFP44
K15
EVZ
VSAT
GNDD
VINT
COMSATI
SVPERI
VPERI
GNDA
VCORE
SVSAT
USP
K30
K2
IASG1
IASG2
IASG3
ISENS
TxD1
IASG5
IASG4
K1
RESQ
RxD2 RxD1
TxD2
MISO
SSQ
SCLK
MOSI
RESQ2
IREF
UZP
COMEVZO GNDB GEVZ OCEVZ FBEVZ CP SVCORE CP-OUT COMCOO COMCOI COMSATO
1
2
3
4
9
10
11
5
6
8
7
33
32
31
30
25
24
23
29
28
26
27
44 43 42 41 35 343638 373940
12 13 14 15 21 222018 191716
Table 2-1. Pin Description
Pin Symbol Function
1 USP Comparator input
2 K30 Continuous connection to the car battery
3 K1 Bus line of 1
st
ISO9141 interface
4 K2 Bus line of 2
nd
ISO9141 interface
5 IASG1 Output of voltage source 1
6 IASG2 Output of voltage source 2
7 IASG3 Output of voltage source 3
8 IASG4 Output of voltage source 4
9 IASG5 Output of voltage source 5
10 ISENS Output of the current mirror from the IASGx interface
11 TXD1 Data input of the 1
st
ISO9141 interface
12 RESQ Reset output
13 RXD2 Data output of the 2
nd
ISO9141 interface
14 RXD1 Data output of the 1
st
ISO9141 interface
15 TXD2 Data input of the 2
nd
ISO9141 interface
16 MISO Data output of the serial interface
17 SSQ Chip select of the serial interface
18 SCLK Clock input of the serial interface
19 MOSI Data input of the serial Interface
20 RESQ2 Redundant reset output
21 IREF Connection for the external reference resistor
22 UZP Analog measurement output