Sharp LC-26SH7E/RU Service Manual page 112

LC-19SH7E/RU, LC-26SH7E/RU, LC-32SH7E/RU, LC-42SH7E/RU
VDDA
8
VSSA
9
OSCREF
10
HVPREF
11
INREF
12
TEST
13
IN2N
14
IN2P
15
VSSD(HW)
16
VSSD(HW)
17
DREF
18
HVP2
19
VDDP2
20
BOOT2
21
OUT2
22
VSSP2
23
STAB2
24
STAB1
25
VSSP1
26
OUT1
27
BOOT1
28
VDDP1
29
HVP1
30
OSCIO
31
VSSD(HW)
32
2.6. U401 (MT8295AE LQFP-128)
2.6.1 Block Diagram
2.6.2 Pin Connections and short description
Pin Number
Symbol
M0 M1 M2
Miscellaneous
107 RESETB
114 100 117 CI_INT
NAND flash
116 102 115 CI_DATA0
115 101 114 CI_DATA1
95 96 106 CI_DATA2
102 117 105 CI_DATA3
101 116 103 CI_DATA4
100 115 102 CI_DATA5
99 95 101 CI_DATA6
98 94 100 CI_DATA7
94 99 116 CI_CEB
106 98 99 CI_RB
positive analog supply voltage
negative analog supply voltage
input internal oscillator setting (only master setting)
decoupling of internal half supply voltage reference
decoupling for input reference voltage
test signal input; for testing purpose only
negative audio input for channel 2
positive audio input for channel 2
negative digital supply voltage and handle wafer connection
negative digital supply voltage and handle wafer connection
decoupling of internal (reference) 5 V regulator for logic supply
half supply output voltage 2 for charging single-ended capacitor for channel 2
positive power supply voltage for channel 2
bootstrap high-side driver channel 2
Pulse Width Modulated (PWM) output channel 2
negative power supply voltage for channel 2
decoupling of internal 11 V regulator for channel 2 drivers
decoupling of internal 11 V regulator for channel 1 drivers
negative power supply voltage for channel 1
PWM output channel 1
bootstrap capacitor for channel 1
positive power supply voltage for channel 1
half supply output voltage 1 for charging single-ended capacitor for channel 1
oscillator input in slave configuration or oscillator output in master configuration
negative digital supply voltage and handle wafer connection
Type Driving
I N/A Chip reset
O 4~16mA Interrupt
I/O 4~16mA NAND Flash Data bit 0
I/O 4~16mA NAND Flash Data bit 1
I/O 4~16mA NAND Flash Data bit 2
I/O 4~16mA NAND Flash Data bit 3
I/O 4~16mA NAND Flash Data bit 4
I/O 4~16mA NAND Flash Data bit 5
I/O 4~16mA NAND Flash Data bit 6
I/O 4~16mA NAND Flash Data bit 7
I N/A NAND Flash Chip enable
O 4~16mA NAND Flash Ready
Description Note
1
1
1
1
1
1
1
1
1
1
1
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