参数资料
型号: YMU759
厂商: Yamaha Corporation
英文描述: A Synthesis LSI Incorporating FM Synthesizer and ADPCM decoder for Portable Telephone(含FM合成器和ADPCM解码器,用于移动电话的综合集成电路)
中文描述: 阿外交部的LSI合成合成器和ADPCM解码器用于便携式电话(含调频合成器和差分PcM解码器,用于移动电话的综合集成电路)
文件页数: 2/15页
文件大小: 391K
代理商: YMU759
YMU759
-10-
Parallel I/F (write cycle)
Item
Symbol
Min.
Max.
Unit
Chip select width
TCSW
100
ns
Address setup time
TAS
10
ns
Write pulse width
TWW
50
ns
Data setup time
TWDS
30
ns
Data hold time
TWDH
0
ns
Note: TOP=-20 ~ 85°C, VDD=3.0±0.3 V, Capacitor load=50 pF.
(Read cycle)
Item
Symbol
Min.
Max.
Unit
Chip select width
TCSR
100
ns
Address setup time
TAS
0
ns
Read pulse width
TRW
80
ns
Read data access time
TACC
70
ns
Data hold time
TRDH
10
50
ns
Note: TOP=-20 ~ 85°C, VDD=3.0±0.3 V, Capacitor load=50 pF.
Write cycle
Note: TCSW, TWW, and TWDH are defined with respect to the moment /CS or /WR becomes High level.
Valid
A0
TWDS
Invalid
/CS
/WR
Invalid
TWDH
TWW
TCSW
TAS
D0 - D7
Measurement point
VIH = 0.7*VDD
VIL = 0.2*VDD
VOH= 0.8*VDD
VOL = 0.4V
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