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UPD7759C Datasheet(PDF) 7 Page - NEC

Part # UPD7759C
Description  ADPCM SPEECH SYNTHESIZER LSIs
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD7759C Datasheet(HTML) 7 Page - NEC

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µPD7759
7
Input leak current
| ILI |3
µA
10
mA
20
µA
1mA
10
µA
DC CHARACTERISTICS (Ta = –10 to +70
°C, VDD = 2.7 to 5.5 V, fOSC = 640 kHz)
Parameters
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
High-level output voltage
VOH
IOH = –100
µAVDD –0.5
V
Low-level output voltage
VOL
VDD = 5 V
± 10 %, IOL = 1.6 mA
0.4
V
I0 to I7, ST, CS, WR, ASD0
to ASD7, MD
Output leak current
| ILO |
BUSY, A0 to A8
3
µA
(Stand alone, slave mode)
VDD = 5 V
(Standby mode)
VDD = 5 V
Supply current
IDD
(Stand alone, slave mode)
2.7 V
VDD
3.5 V
(Standby mode)
2.7 V
VDD
3.5 V
VDD = 2.7 V, RREF = 0
Ω
140
250
440
µA
VDD = 5.5 V, RREF = 0
Ω
500
760
1200
µA
Reference input current Note
IREF
VDD = 2.7 V, RREF = 50 k
Ω
21
30
39
µA
VDD = 5.5 V, RREF = 50 k
Ω
68
78
88
µA
2.7 V
VDD
5.5 V
VAVO = 2.0 V, D/A input: 1 FFH
0 V
VAVO
VDD
in the standby mode
Note Measuring circuit
D/A converter output current
IAVO
32 IREF
34 IREF
36 IREF
µA
D/A converter output leak current
| ILD |5
µA
<
=
<
=
<
=
<
=
<
=
<
=
<
=
<
=
VDD
REF
AVO
IAVO
IREF
RREF


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