參數(shù)資料
型號(hào)： 935260128118
廠商： NXP SEMICONDUCTORS
元件分類： 無繩電話/電話
英文描述： SPEAKER PHONE CIRCUIT, PDSO24
封裝： PLASTIC, SOT-340, SSOP-24
文件頁(yè)數(shù)： 5/31頁(yè)
文件大?。?/td> 259K
代理商： 935260128118
1997 Nov 25
13
Philips Semiconductors
Product specication
Voice switched speakerphone IC
TEA1095
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
THERMAL CHARACTERISTICS
CHARACTERISTICS
VBB =5V; VGND = 0 V; f = 1 kHz; Tamb =25 °C; MUTETX = LOW; MUTERX = LOW; PD = LOW; RVOL =0 ; measured
in test circuit of Fig.11; unless otherwise specied.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
Vn(max)
maximum voltage on all pins;
except pins VBB and RXIN
VGND 0.4
VBB + 0.4
V
VRIN(max)
maximum voltage on pin RXIN
VGND 1.2
VBB + 0.4
V
VBB(max)
maximum voltage on pin VBB
VGND 0.4
12.0
V
Tstg
IC storage temperature
40
+125
°C
Tamb
operating ambient temperature
25
+75
°C
SYMBOL
PARAMETER
VALUE
UNIT
Rth j-a
thermal resistance from junction to ambient in free air
TEA1095
50
K/W
TEA1095T
75
K/W
TEA1095TS
104
K/W
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply (VBB, PD and GND)
VBB
supply voltage
2.9
12.0
V
IBB
current consumption from pin VBB
2.7
3.8
mA
POWER-DOWN INPUT PD
VIL
LOW level input voltage
VGND 0.4
0.3
V
VIH
HIGH level input voltage
1.5
VBB + 0.4 V
IPD
power-down input current
PD = HIGH
2.5
5
A
IBB(PD)
current consumption from pin VBB
in power-down mode
PD = HIGH
140
190
A
Transmit channel (TXIN, GATX, TXOUT, MUTETX and TXGND)
TRANSMIT AMPLIFIER
Zi
input impedance between
pins TXIN and TXGND
17
20
23
k
Gvtx
voltage gain from TXIN to TXOUT
in transmit mode
VTXIN = 1 mV (RMS);
RGATX = 30.1 k
15.5
dB
Gvtxr
voltage gain adjustment with
RGATX
15.5
+24.5
dB
G
vtxT
voltage gain variation with
temperature referenced to 25
°C
VTXIN = 1 mV (RMS);
Tamb = 25 to +75 °C
±0.3
dB
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