MIC2564A Micrel Semiconductor, MIC2564A Datasheet - Page 2

• Manufacturer Part Number: MIC2564A
• Description: Dual Serial PCMCIA/CardBus Power Controller Preliminary Information
• Manufacturer: Micrel Semiconductor

MIC2564A
Pin Configuration
Pin Description
MIC2564A
Pin Number
1,3,10,12
11,13,15
2,22,24
14,23
16,21
18,19
17
20
4
5
6
7
8
9
A V
B V
B V
A V
Pin Name
A V
B V
V
A FLAG
B FLAG
V
V
RST#
CC5
CC3
GND
SDA
CC
SCL
CC
SLA
PP
PP
PP
A FLAG
B FLAG
CC
CC
V
V
V
V
CC5
CC5
CC5
OUT
OUT
OUT
OUT
CC5
RST#
IN
IN
IN
OUT
OUT
SDA
SCL
SLA
IN
IN
IN
IN
10
11
12
1
2
3
4
5
6
7
8
9
24-lead TSSOP (TS)
Pin Function
5V Supply Input: Optional system power supply connection. Required only
for 5V V
Slot A V
together.
Channel A V
Serial Data (Input)
Serial Clock (Input)
System Reset (Input): Active low signal deactivates the MIC2564A, clearing
the serial registers and forcing the four power outputs to 0V (GND).
Serial Data Latch (Input)
Channel B V
Slot B V
together.
3.3V Supply Input: Required system power supply connection. Powers 3.3V
V
Ground
Slot B V
12V Supply Input: Optional system power supply connection. Required only
for 12V V
Slot A V
24-lead SSOP (SM)
CC
and V
CC
CC
CC
PP
PP
PP
PP
2
Output
Output
and V
Output: Pins 2, 22, and 24 must be externally connected
Output: Pins 11, 13, and 15 must be externally connected
output voltage.
CC
CC
outputs and all internal circuitry.
and V
and V
PP
output voltage.
PP
PP
24
23
22
21
20
19
18
17
16
15
14
13
Output Monitor (Output): Low on error condition.
Output Monitor (Output): Low on error condition.
A V
V
A V
GND
A V
V
V
B V
GND
B V
V
B V
CC3
PP
PP
CC3
CC
CC
PP
PP
CC
CC
IN
IN
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
September 1999
Micrel