ATA6870 ATMEL Corporation, ATA6870 Datasheet - Page 3

• Manufacturer Part Number: ATA6870
• Manufacturer: ATMEL Corporation

3. Pin Configuration
Figure 3-1.
Table 3-1.
9116B–AUTO–10/09
Pad Number
Exposed Pad
10
11
12
13
14
15
16
17
1
2
3
4
5
6
7
8
9
Pinning QFN48, 7 mm 7 mm
Pin Description
Pad Name
MFIRST
DISCH5
DISCH4
DISCH3
DISCH2
DISCH1
MBAT5
MBAT4
MBAT3
MBAT2
MBAT1
CS_N
MOSI
MISO
SCK
CLK
IRQ
DISCH5
DISCH4
DISCH3
DISCH2
DISCH1
MBAT5
MBAT4
MBAT3
MBAT2
MBAT1
CLK
IRQ
10
11
12
1
2
3
4
5
6
7
8
9
Function
Heatslug
Output to drive external cell-balancing transistor
Battery cell sensing line
Output to drive external cell-balancing transistor
Battery cell sensing line
Output to drive external cell-balancing transistor
Battery cell sensing line
Output to drive external cell-balancing transistor
Battery cell sensing line
Output to drive external cell-balancing transistor
Battery cell sensing line
Interrupt output for MCU/ATA6870 below
System clock
Chip select input from MCU/ATA6870 below
SPI clock input from MCU/ATA6870 below
Master Out Slave In input from MCU
Master In Slave Out output for MCU
Select Master/Slave
48
13
47
14
46
15
45
16
ATA6870
44
17
43
18
42
19
41
20
40
21
39
22
38
23
37
24
36
35
34
33
29
28
26
32
31
30
27
25
ATA6870 [Preliminary]
VDDHVM
PD_N_OUT
POW_ENA
PWTST
BIASRES
TEMPREF
TEMP2
TEMPVSS
AVDD
ATST
TEMP1
AVSS
Remark
SPI data input
SPI data output
3