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參數(shù)資料
| 型號(hào)： | LC73701M |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | DTMF/PULSE Output Serial Interface Dialler(DTMF/PULSE輸出模式串行接口撥號(hào)器) |
| 中文描述： | 雙音多頻/脈沖輸出串行接口撥號(hào)器（雙音多頻/脈沖輸出模式串行接口撥號(hào)器） |
| 文件頁(yè)數(shù)： | 5/11頁(yè) |
| 文件大?。?/td> | 111K |
| 代理商： | LC73701M |
No. 5561-5/11
LC73701M
Mode Settings at Power On
When power is first applied, the initial settings listed in the table below are established according to the state of the BMR
pin.
BMR PIN
DPSEL
PAUSE
FLASH
P/T
DPR
H (33.3%)
(0) N-CH OD
(0) 4.0 s
(0) 707.0 ms
(1) Pulse
(1) 10 pps
L (39.2%)
(0) N-CH OD
(0) 4.0 s
(0) 707.0 ms
(0) Tone
(1) 10 pps
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
V
DD
max
V
IN
max
V
OUT
max
Pd max
–0.3 to +6.5
V
Maximum input voltage
–0.3 to V
DD
+0.3
–0.3 to V
DD
+0.3
V
Maximum output voltage
V
Allowable power dissipation
Ta 70°C
180
mW
Minimum load resistance
R
L
min
Topr
Between the DTMF and the V
SS
pins
1
k‰
Operating temperature
–30 to +70
°C
Storage temperature
Tstg
–40 to +125
°C
Specifications
Absolute Maximum Ratings
at Ta = 25°C, f
OSC
= 4.194304 MHz
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Supply voltage
V
DDP
V
DDT
V
IHS
V
IH
V
ILS
V
IL
f
Pulse mode
1.5
5.5
V
DTMF mode
2.0
5.5
V
Input high-level voltage
CK and CE input pins
0.8 V
DD
0.7 V
DD
V
DD
V
DD
V
Input pins other than CK and CE
V
Input low-level voltage
CK and CE input pins
V
SS
V
SS
–1.4
0.2 V
DD
0.3 V
DD
+1.4
V
Input pins other than CK and CE
V
Oscillator pin rating
Center frequency = 4.194304 MHz
%
R
S
100
‰
Allowable Operating Ranges
at Ta = 25°C, f
OSC
= 4.194304 MHz
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
I
DDP
In dial pulse output mode, output open
V
DD
= 3.0 V : V
DD
In DTMF output mode, output open,
V
DD
= 3.0 V: V
DD
Standby mode, output open
V
DD
= 1.5 to 5.5 V : V
DD
Between V
DD
and V
SS
: V
DD
V
DD
= 1.0 V : V
DD
V
IH
= V
DD
, V
DD
= 5.5 V : DATA, CK, CE,
BMR, RS
0.3
0.5
mA
Quiescent current drain
I
DDT
0.5
1.0
mA
I
DD(ST)
1
μA
Memory retention voltage
V
DR
I
DR
1
V
Memory retention current
0.5
μA
I
IHI
1
μA
Input pin current
I
ILI
V
IL
= V
SS
, V
DD
= 5.5 V : DATA, CK, CE,
BMR, RS
–1
μA
I
IHIT
I
ILIT
V
IH
= V
DD
, V
DD
= 5.5 V : TEST
V
IL
= V
SS
, V
DD
= 5.5 V : TEST
V
OH
= V
DD
, V
DD
= 5.5 V, when the output is
off: BUSYOUT
160
330
μA
–1
μA
Output pin leakage current
I
OFF
1
μA
V
OH1
V
DD
= 1.5 V, I
OH
= –250 μA : BUSYOUT
V
DD
= 5.5 V, I
OH
= –1 mA : BUSYOUT, DP,
MUTE1, MUTE2, MUTE
V
DD
–0.5
V
V
OH2
V
Output pin voltage
V
DD
–1
V
OL1
V
DD
= 1.5 V, I
OL
= 250 μA : BUSYOUT, DP,
MUTE1, MUTE2, MUTE
0.4
V
V
OL2
V
DD
= 5.5 V, I
OL
= 1 mA : BUSYOUT, DP,
MUTE1, MUTE2, MUTE
0.4
V
Electrical Characteristics
at Ta = 25°C, f
OSC
= 4.194304 MHz
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| LC73710 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
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| LC73711N | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Switchable DTMF/Pulse Dialer with Memory |
| LC73720 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Dialer with Memory |
| LC737212 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Telephone Dialer IC with On-Chip Memory for Push- Button Telephones |
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