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參數(shù)資料
| 型號(hào)： | W91473DL |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 無繩電話/電話 |
| 英文描述： | 14-Memory Tone/Pulse Switchable Dialer With Handfree And Lock Functions(具有14個(gè)數(shù)碼存儲(chǔ)器、免提和上鎖功能的音頻/脈沖可變換撥號(hào)器) |
| 中文描述： | TELEPHONE DIALER CKT, PDIP22 |
| 封裝： | PLASTIC, DIP-22 |
| 文件頁數(shù)： | 13/20頁 |
| 文件大小： | 236K |
| 代理商： | W91473DL |
W91473 SERIES
Publication Release Date: February 1995
- 13 -
Revision A3
DC CHARACTERISTICS
(V
DD
V
SS
= 2.5V, Fosc. = 3.58 MHz, Ta = 25
°
C, all outputs unloaded)
PARAMETER
SYMBOL
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Operating Voltage
V
DD
2.0
-
5.5
V
Operating Current
I
OP
Tone
-
0.3
0.5
mA
Pulse
-
0.15
0.3
Standby Current
I
SR
HKS
= 0, No load & No
key entry
-
-
15
μ
A
Memory Retention Current
I
MR
HKS
= 1, V
DD
= 1.0V
-
-
0.2
μ
A
DTMF Output Voltage
V
TO
Row group, R
L
= 5 K
Col/Row,
V
DD
= 2.0 to 5.5V
130
150
170
VrmS
Pre-emphasis
-
1
2
3
dB
DTMF Distortion
T
HD
R
L
= 5 K
,
V
DD
= 2.0 to 5.5V
-
-30
-23
dB
DTMF Output DC Level
V
TDC
R
L
= 5 K
,
V
DD
= 2.0 to 5.5V
1.0
-
3.0
V
DTMF Output Sink Current
I
TL
V
TO
= 0.5V
0.2
-
-
mA
DP
Output Sink Current
I
PL
V
PO
= 0.5V
0.5
-
-
mA
T/P
MTUE
Output Sink
Current
I
MI
V
MO
= 0.5V
0.5
-
-
mA
HPM MUTE Output Sink
Current
I
HPMI
V
TO
= 0.5V
0.5
-
-
mA
HPM MUTE Output drive
Current
I
HPMH
V
TH
= 2.0V
0.5
-
-
mA
HKS
I/P Pull-high Resistor
R
KH
-
300
-
K
Key Tone Output Current
I
KTH
V
KTH
= 2.0V
0.5
-
-
mA
I
KTL
V
KTH
= 0.5V
0.5
-
-
HFO Drive/Sink Current
I
HFH
V
HFH
= 2.0V
0.5
-
-
mA
I
HFL
V
HFL
= 0.5
0.5
-
-
Keypad Input Drive Current
I
KD
V
I
= 0V
30
-
-
μ
A
μ
A
K
Keypad Input Sink Current
I
KS
V
I
= 2.5V
200
400
-
Keypad Resistance
-
-
5.0
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|---|---|
| W91473L | 14-Memory Tone/Pulse Switchable Dialer With Handfree And Lock Functions(具有14個(gè)數(shù)碼存儲(chǔ)器、免提和上鎖功能的音頻/脈沖可變換撥號(hào)器) |
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| W91473L | 制造商:WINBOND 制造商全稱:Winbond 功能描述:14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTION |
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