MIC2563A_04 Datasheet, PDF (10/12 Pages) Micrel Semiconductor – Dual-Slot PCMCIA/CardBus Power Controller

MIC2563A
Micrel
5V
System
Power
Supply
12V
(opt)
PCMCIA
Card Slot
Controller
VPP IN VCC3 IN VCC5 IN
(opt)
A EN0
A EN1
A VCC5_EN
A VCC3_EN
MIC2563
B EN0
B EN1
B VCC5_EN
B VCC3_EN
VPP1
VPP2
PCMCIA
Card Slot
A
VCC
VPP1
VPP2 ^PPCCMMCCIIAA
CCaarrdd SSlloott
VCC
B
Figure 5. PC Card Slot Power Control Application
without a 3.3V V_CC Supply
Note: V_CC3 IN and V_CC5 IN lines are driven together. The MIC2563A is powered from the V_CC3 IN line. In this configuration,
V_CC OUT will be 5V when either V_CC3 or V_CC5 is enabled.
RST#
VCC
SER_DATA
20
2 _DQ
19
74x175
1 CLR
9 CLK
4
DQ
2
A_VPP_PGM (Pin 8)
3 _DQ
18
5
DQ
7
A_VPP_VCC (Pin 7)
4 _DQ
17
12 _{D Q}
10
A_VCC5_EN (Pin 5)
5 _DQ
16
13 _{D Q}
15
A_VCC3_EN (Pin 6)
6 _DQ
15
4
DQ
2
B_VPP_PGM (Pin 22)
SER_CLK
SER_LATCH
7 _DQ
14
8 _DQ
13
9 _DQ
12
10
11 ^74x574
1
5
DQ
7
12 _{D Q}
10
13 _{D Q}
15
1 CLR _74x175 ^{9 CLK}
B_VPP_VCC (Pin 21)
B_VCC3_EN (Pin 19)
B_VCC5_EN (Pin 20)
Figure 6. Interfacing the MIC2563A with a Serial-Output Data Controller
Pinouts shown are for the MIC2563A-1 and a three-wire serial controller.
M9999-110503
10
March 2004