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FEDL7204-003-02 Datasheet(PDF) 5 Page - LAPIS Semiconductor Co., Ltd. |
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FEDL7204-003-02 Datasheet(HTML) 5 Page - LAPIS Semiconductor Co., Ltd. |
5 / 214 page FEDL7204-003-02 ML7204-003 5/214 PIN DESCRIPTIONS Pin QFP64 Symbol I/O When PDNB = “0” Description 1 TST1 I “0” Test control input 1: Normally, input “0”. 2 TST0 I “0” Test control input 0: Normally, input “0”. 3 PCMO O “Hi-z” PCM data output [Open drain output pin] 4 PCMI I I PCM data input I CLKSEL = ”0” PCM shift clock input 5 BCLK I/O “L” CLKSEL = ”1” PCM shift clock output I CLKSEL = ”0” PCM synchronous signal 8 kHz input 6 SYNC I/O “L” CLKSEL = ”1” PCM synchronous signal 8 kHz output 7 DVDD0 — — Digital power supply 8 ACK0B/GPIOA[4] I/O I Transmit buffer DMA access acknowledge signal input (primary function) General-purpose I/O port A[4] (secondary function) [5 V tolerant pin] 9 ACK1B/GPIOA[5] I/O I Receive buffer DMA access acknowledge signal input (primary function) General-purpose I/O port A [5] (secondary function) [5 V tolerant pin] 10 FR0B (DMARQ0B) O ”H” FR0B:(FD_SEL = ”0”) Transmit buffer frame signal output DMARQ0B: (FD_SEL = ”1”) Transmit buffer DMA access request signal output 11 FR1B (DMARQ1B) O “H” FR1B: (FD_SEL = ”0”) Receive buffer frame signal output DMARQ1B: (FD_SEL = ”1”) Receive buffer DMA access request signal output 12 INTB/GPIOA[6] I/O “H” Interrupt request output (primary function) General-purpose I/O port A [6] (secondary function) [5 V tolerant pin] 13 CSB I I Chip select control input 14 RDB I I Read control input 15 WRB I I Write control input 16 DGND0 — — Digital ground (0.0 V) 17 D0 I/O I Data input-output 18 D1 I/O I Data input-output 19 D2 I/O I Data input-output 20 D3 I/O I Data input-output 21 D4 I/O I Data input-output 22 D5 I/O I Data input-output 23 D6 I/O I Data input-output 24 D7 I/O I Data input-output |
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