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YMF721 Datasheet(PDF) 23 Page - LSI Computer Systems

Part # YMF721
Description  FM Wavetable Synthesizer LSI
PDF  41 Pages
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Manufacturer  LSI [LSI Computer Systems]
Direct Link  http://www.lsicsi.com
Logo LSI - LSI Computer Systems

YMF721 Datasheet(HTML) 23 Page - LSI Computer Systems

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YMF721
July 10, 1997
- 23 -
Electrical Characteristics
Absolute Maximum Ratings
Notes : VDD=DVDD=AVDD, VSS=DVSS=AVSS=0[V]
Recommended Operating Conditions
Notes : DVSS=AVSS=0[V]
DC Characteristics
Notes : VSS=0[V], TOP=0~70
°C, V
DD=5.0
±0.25[V]
*1) Applicable to output pins except XO and /ARDY.
*2) Applicable to /ARDY pin.
Item
Symbol
Minimum
Maximum
Unit
Power Supply Voltage (Analog/Digital)
VDD
VSS-0.5
VSS+7.0
V
Input Voltage
VIN
VSS-0.5
VDD+0.5
V
Output Voltage
VOUT
VSS-0.3
VDD+0.3
V
Input Current
IIN
-20
20
mA
Storage Temperature
TSTG
-50
125
°C
Item
Symbol
Min.
Typ.
Max.
Unit
Operating voltage 1 (5.0V Spec. 5V/3V=“H”)
VDD1
4.75
5.00
5.25
V
Operating voltage 2 (3.3V Spec. 5V/3V=“L”)
VDD2
3.00
3.30
3.60
V
Operating Ambient Temperature
TOP
025
70
°C
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
TTL-Input Pins
High Level Input Voltage 1
VIH1
Except XI and 5V/3V pins
2.0
V
Low Level Input Voltage 1
VIL1
0.8
V
CMOS-Input Pins
High Level Input Voltage 1
VIH2
Applicable to XI and 5V/3V 0.7VDD
V
Low Level Input Voltage 1
VIL2
0.2VDD
V
Input Leakage Current
IL
VIN=VSS,VDD
-10
10
mA
Input Capacitance
CI
10
pF
/TEST, /TEST2
Pull up Register
RU1
/TEST3, /TESTA
50
400
k
W
/TESTB, /RESETSEL
High Level Output Voltage 1
VOH1
IOH1 = -80
mA (5V/3V=“L”)
2.4
V
Low Level Output Voltage 1
VOL1
IOL1 = 2mA (*1)
0.4
V
High Level Output Voltage 2
VOH2
IOH2 = -80
mA (5V/3V=“H”)
VDD-1.0
V
Low Level Output Voltage 2
VOL2
IOL2 = 2mA (*1)
VSS+0.4
V
Low Level Output Voltage 3
VOL
IOL1 = 4mA (5V/3V=“L”)
0.4
V
IOL2 = 2mA (*2)
Low Level Output Voltage 4
VOL
IOL1 = 12mA (5V/3V=“H”)
0.4
V
IOL2 = 2mA (*2)
Output Capacitance
CO
10
pF



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