TDA7522

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Note: 1. Depending from new DRAM selection pin nr.59 could be not used in production version.

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

Pin Number

Name

Function

Description