參數(shù)資料
型號: MB90F654APFV
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 12 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, LQFP-100
文件頁數(shù): 105/106頁
文件大?。?/td> 873K
代理商: MB90F654APFV
MB90650A Series
98
7.
DTMF Electrical characteristics
(MB90652A/653A: VCC = 2.2 V to 3.6 V, VSS = DVSS = 0.0 V, 2.2 V
≤ DVRH – DVSS, TA = –40°C to +85°C)
(MB90F654A: VCC = 2.4 V to 3.6 V, VSS = DVSS = 0.0 V, 2.4 V
≤ DVRH – DVSS, TA = –40°C to +85°C)
Note : VCC =VCC1 = VCC2
Parameter
Symbol
Condition
Value
Unit
Remarks
Min
Typ
Max
Output load
condition
RO
VCC = 3 V
TA =
+25°C
Machine clock
f = 12 MHz
30 k
To be specified with DTMF
pin pull-down resistor
DTMF output
offset voltage
(At signal output)
VMOF
—0.4
V
When DTMF terminal is
opened
RO = 200 k
DTMF output
amplitude
(COL single tone)
VMFC
450
530
600
mVP-P
DTMF output
amplitude
(ROW single tone)
VMFOR
330
440
500
mVP-P
COL/ROW level
difference
RMF
1.6
2.0
2.4
dB
VCC
VSS
X0
X1
RO
DTMF
48 dB / oct
Audio
Analizer
Output level measurement circuit
Output level
Low-pass filter
16MHz
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