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參數(shù)資料
| 型號(hào)： | W91824AN |
| 廠商： | WINBOND ELECTRONICS CORP |
| 英文描述： | 13-Memory Tone/Pulse Dialer With Handfree,Hold And Lock Functions(具有13個(gè)數(shù)碼存儲(chǔ)器、免提、保持和上鎖功能的音頻/脈沖撥號(hào)器) |
| 中文描述： | 13內(nèi)存音頻/脈沖免提，撥號(hào)持有和鎖定功能（具有13個(gè)數(shù)碼存儲(chǔ)器，免提，保持和上鎖功能的音頻/脈沖撥號(hào)器） |
| 文件頁數(shù)： | 10/22頁 |
| 文件大小： | 260K |
| 代理商： | W91824AN |
W91820N SERIES
- 10 -
DC CHARACTERISTICS
(V
DD
V
SS
= 2.5V, Fosc. = 3.58 MHz, T
A
= 25
°
C, all outputs unloaded)
PARAMETER
SYM.
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Operating Voltage
V
DD
-
2.0
-
5.5
V
Operating Current
I
OP
Tone
-
0.4
0.6
mA
Pulse
-
0.2
0.4
mA
Standby Current
I
SB
HKS = 0, No load &
No key entry
-
-
15
μ
A
Memory Retention Current
I
MR
HKS = 1, V
DD
= 1.0V
-
-
1
μ
A
Tone Output Voltage
V
TO
Row group, R
L
= 5 K
Col/Row, V
DD
= 2.0
5.5V
R
L
= 5 K
, V
DD
= 2.0
5.5V
R
L
= 5 K
, V
DD
= 2.0
5.5V
V
TO
= 0.5V
130
150
170
mVrms
Pre-emphasis
1
2
3
dB
DTMF Distortion
THD
-
-30
-23
dB
DTMF Output DC Level
V
TDC
1.0
-
3.0
V
DTMF Output Sink Current
I
TL
0.2
-
-
mA
DP
Output Sink Current
I
PL
V
PO
= 0.5V
0.5
-
-
mA
T/P MUTE Output Sink
Current
I
ML
V
MO
= 0.5V
0.5
-
-
mA
KT Drive/Sink Current
I
KTH
V
KTH
= 2.0V
0.5
-
-
mA
I
KTL
V
KTL
= 0.5V
0.5
-
-
mA
HFO Drive/Sink Current
I
HFH
V
HFH
= 2.0V
0.5
-
-
mA
I
HFL
V
HFL
= 0.5V
0.5
-
-
mA
H/P MUTE
I
HPH
V
HPH
= 2.0V
0.5
-
-
mA
Drive/Sink Current
I
HPL
V
HPL
= 0.5V
0.5
-
-
mA
Keypad Input Drive Current
I
KD
V
I
= 0V
4
-
-
μ
A
K
HKS Pull High Resister
RHKS
300
500
-
Keypad Input Sink Current
I
KS
V
I
= 2.5V
200
400
-
μ
A
K
Keypad Resistance
-
-
5.0
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