TDA7522 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TDA7522 Datasheet PDF : 23 Pages
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TDA7522
Pin Number
Name
Function
Description
65
DRA5
I/O
DRAM Address 5 or ST7 GPIO PB6 or OFS (FIFO Overflow) signal
output
66
DRA4
I/O
DRAM Address 4 or ST7 GPIO PB5 or WFCK (Write Frame Clock)
signal output
67
DRA3
I/O
DRAM Address 3 or ST7 GPIO PB4 or RFCK (Read Frame Clock)
signal output
68
DRA2
I/O
DRAM Address 2 or ST7 GPIO PB3
69
DRA1
I/O
DRAM Address 1 or ST7 GPIO PB2
70
CORE_VDD_4
Vdd
Digital Power supply
71
CORE_GND_4
Gnd
Digital Ground
72
DRA0
I/O
DRAM Address 0 or ST7 GPIO PB1
73
DRD0
I/O
DRAM Data 0 or ST7 GPIO PA5
74
DRD1
I/O
DRAM Data 1 or ST7 GPIO PA6
75
DRD2
I/O
DRAM Data 2 or ST7 GPIO PA7
76
DRD3
I/O
DRAM Data 3 or ST7 GPIO PB0
77
SPDL
O
PWM/PDM Spindle motor control signal output
78
TFSR
O
PWM/PDM Tracking actuator control signal output
79
FFSR
O
PWM/PDM Focusing actuator control signal output
80
SFSR
O
PWM/PDM SLED motor control signal output
Note: 1. Depending from new DRAM selection pin nr.59 could be not used in production version.
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