GL827S-OHG Просмотр технического описания (PDF) - Genesys Logic
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GL827S-OHG Datasheet PDF : 21 Pages
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GL827S USB 2.0 Single Slot Card Reader Controller
3.2 Pin List/Descriptions
Table 3.1 - Pin Descriptions
Pin name
VDD18O
GND
AVDD
DM
DP
RREF
X1
X2
DVDD
VDD5V
PMOSO
TESTMOD
EXTRSTZ
PDMOD
LQFP
48PIN
4
5,9,12,
16,27,34
6,11
7
8
10
13
14
15,26,35
25
36
17
18
2
QFN
28PIN
-
QFN
24PIN
-
28
24
3, 7
1,5
4
2
5
3
6
4
8
6
9
10, 16,19
15
7
8,14,17
13
20
18
-
-
11
9
1
-
xD_CDZ
1
-
-
MS_INS
24
14
12
SD_CDZ
23
13
11
D0~D7
40,43,37,29,2 23, 25, 21, 21,23,19,1
8,30,32,38
17
5
xD_CE
31
-
-
CLK
39
22
20
SD_WP
3
MS_BS
33
SD_CMD
41
xD_WEZ
42
2
-
18
16
24
22
-
-
Type
Description
P Internal regulator 1.8V output. For internal test usage
P Ground
P Analog power
A USB D-
A USB D+
A Reference resistor
I
12MHz XTAL input. It can be connected to external
12MHz/48MHz clock input.
O 12MHz XTAL output.
P Digital power 3.3V
P Regulator 5V Input
P Card power 250mA
I, pd Test mode selection
I, pu System reset, active low
I, pd Power saving mode
xD-Picture card detect
I, pu 0: card insert
1: no card
Memory Stick insertion detect
I, pu 0: card insert
1: no card
SD Card detect
I, pu 0: card insert
1: no card
xD data 0~7
MS/MS PRO data 0~7
B
SD data 0~3
MMC data 0~7
O xD-Picture Card Enable
SD/MMC CLK/ Memory Stick SCLK output./
O
xD-Picture ALE
SD Write Protect
0: write enable
1: write protect
I, pd xD-Picture Write Protect
0: write protect
1: write enable
I, pd MemoryStick BS/ xD-Picture CLE
I, pd SD/MMC CMD/ xD-Picture Read Enable#
I, pd xD-Picture Write Enable#
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