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參數資料
型號: W86L488Y
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: SD/ SDIO/ MMC MEMORY CARD BRIDGE
中文描述: SPECIALTY MICROPROCESSOR CIRCUIT, QCC48
封裝: 7 X 7 MM, 1 MM HEIGHT, QFN-48
文件頁數: 13/45頁
文件大小: 1842K
代理商: W86L488Y
Preliminary W86L488
Publication Release Date: February 5, 2004
- 10 -
Revision 0.82
4.2 W86L488AY Pin Descriptions, continued
PIN
NAME
TYPE
DESCRIPTION
General I/O Port Signal:
46,
32:36
GIO[5:0]
DI/DO
6-bit general input output port signals of port A. GIO0 pin can
be used as dedicate card insert detection of port A. Input and
active low in default (GIO[4:0] powered by VDD3, GIO5
powered by VDDH).
7, 6,
59,
53,
51,37
GIO[11:6]
DI/DO
6-bit general input output port signals of port B. GIO6 pin can
be used as dedicate card insert detection of port B. Input,
active low in default (GIO6 powered by VDD3, GIO[11:7]
powered by VDDH).
Other Signal (VDDH powered):
14
RSTN
DI
Reset input, hardware-reset input, active low.
57
TEST
DI
Test input, must connected to V
SS
.
Power:
25
VDD3
DP
Power supply 3.3V.
Power supply 2.5V or 3.3V for Host I/F. *
2
58
VDDH
DP
8, 24,
41, 56
VSS x4
DP
Ground (4 pins).
Type: DP is Power, DI is Digital Input, DO is Digital Output.
Note*2: When Host I/F voltage is 2.5V, VDDH connects to 2.5V.
When Host I/F voltage is 3.3V, VDDH connects to 3.3V
.
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