LH7A404 데이터 시트보기 (PDF) - Sharp Electronics

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LH7A404

32-Bit System-on-Chip

Sharp Electronics 

LH7A404

BGA

SIGNAL

G2

M2

AA6

AA15

P21

VSSC

K21

F21

B17

B10

B5

AA17 VDDA1

AB17 VSSA1

AA18 VDDA2

AB18 VSSA2

AB16 VDDA3

AB13 VSSA3

D3 nPOR

E3 nURESET

D4 WAKEUP

E1 nPWRFL

C2 nEXTPWR

AA16 XTALIN

Y16 XTALOUT

AA21 XTAL32IN

Y20 XTAL32OUT

L3 PGMCLK

AB22 nCS0

N13 nCS1

Y21 nCS2

W20 nCS3/nMMCSEL

Y22 nCS6

W21 nCS7

Table 1. Functional Pin List (Cont’d)

DESCRIPTION

32-Bit System-on-Chip

OUTPUT

DRIVE

Core Ground

Analog Power for PLL1

Analog Ground for PLL1

Analog Power for PLL2

Analog Ground for PLL2

Analog Power for A/D, Touch Screen Controller

Analog Ground for A/D, Touch Screen Controller

Power on Reset

User Reset

Wake Up

Power Fail Signal

External Power

14.7456 MHz Crystal Oscillator pins. To drive the device from an external clock source, XTALIN

can be used while XTALOUT is left unconnected.

32.768 kHz Real Time Clock, Crystal Oscillator pins. To drive the device from an external clock

source, XTAL32IN can be used while XTAL32OUT is left unconnected.

Programmable Clock (14.7456 MHz MAX.)

Asynchronous Memory Chip Select 0 (ROM/Flash)

Asynchronous Memory Chip Select 1

Asynchronous Memory Chip Select 2

Asynchronous Memory Chip Select 3 and MMC Select

Asynchronous Memory Chip Select 6

Asynchronous Memory Chip Select 7

2 mA

8 mA

16 mA

16 mA

16 mA

16 mA

16 mA

16 mA

4

Advance Data Sheet

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