PBL 3881
Electrical Characteristics
V+ = 3.4 V, f = 1 kHz, T = 25°C, RCTR=0, CTxDet = 0, RTxout =00, RRxout=00, RCTR=00 and CRxDet = 0 unless otherwise noted.
Ref.
Parameter
fig.
Condition
Min.
Typ.
Max.
Unit.
Speech control section
Terminal voltage, V+
3
3
2
3
ID = 1.7mA VCTR ≤ 1.6 V, RCTR= 0Ω
ID= 1.15mA VCTR≤ 1.6 V, RCTR= 0Ω
3.2
V
V
V
mA
03.2
1.90
1.15
Internal reference voltage, VRef
Supply current ID
V+ = 3.2 V
1.70
1
Frequency response for all amplifiers
Transmit gain, 20 • 10 log(VTxout /VTxin
3
3
200 - 3400 Hz, Relative 1 kHz
VCMP = VRef + 0.1 V
-1
41.5
dB
dB
dB
dB
dB
)
44
-6
29
-21
VCMP = VRef – 0.1 V
-3.5
-18.5
Receive gain, 20 •10 log(VRxout /VRxin
)
3
3
VCMP = VRef - 0.1 V
26.5
V
V
CMP = VRef + 0.1 V
TxDet < 200 mVp
Max transmit detector gain,
20 •10 log(VTxdet /VTxin
)
VCMP = VRef + 0.1 V
67.5
42.5
dB
dB
V
V
CMP = VRef – 0.1 V
RxDet < 200 mVp
37
Max receive detector gain,
20 •10 log(VRxdet /VRxin
3
3
)
VCMP = VRef - 0.1 V
53
28
dB
dB
dB
V
V
V
CMP = VRef + 0.1 V
CMP = VRef + 0.1 V, CTxdet=1µF
CMP = VRef - 0.1 V
22.5
Noise rectifier gain, (note 1)
6.0
Hold
100
3.2
100
10
+ TxIn input impedance, VTxIn/ITxIn
- TxIn input impedance, vTxIn / ITxIn
+ RxIn input impedance, VRxIn/IRxIn
- RxIn input impedance, vRxIn / IRxIn
TxOut ac, load impedance
RxOut ac, load impedance
Dynamics
3
3
3
3
3
3
80
2.5
80
8
25
25
120
3.9
120
12
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
2% distortion,RTxout=RRxout=25k Ω
V+ = 3.5 V
ID = 1.15 mA
V+ = 3.5 V
ID = 1.15 mA
Transmit output, vTxOut
3
3
500
250
500
250
mVp
mVp
mVp
mVp
Receive output, vRxOut
Noise,
Transmit output, vTxOut
Receive output, vRxOut
TxDet source current, ITxDet
3
3
4
VCMP = VRef + 0.1 V, vTxIn = 0 V
VCMP = VRef - 0.1 V, vRxIn = 0 V
VTxIn = VRef + 0.1 V,
-7
-80
6.0
dBpsof
dBA
mA
2.5
-30
V
CMP = VRef + 0.1 V, VTxDet = VRef
VRxIn = VRef + 0.1 V,
CMP = VRef - 0.1 V, VRxDet = VRef
VCMP = VRef + 0.1 V, VTxIn = 0,
TxDet = VRef + 0.7 V
VCMP = VRef - 0.1 V, VRxIn = 0,
RxDet = VRef - 0.7 V
RxDet sink current, IRxDet
4
3
3
4
4
4
4
-6.0
-2.5
30
mA
µA
µA
V
V
TxDet sink current, ITxDet
V
RxDet source current, IRxDet
TxDet swing relative to VRef , VTxDet
RxDet swing relative to VRef , VRxDet
V
VCMP = VRef + 0.1 V,
VTxin = VRef + 0.1 V
VCMP = VRef - 0.1 V,
VRxin = VRef- 0.1 V
V+ = 2.8 V, VCMP = VRef + 0.1 V,
(note 2) +0.7
(note 2) -0.7
V
N
Det source current (fast charge), INDet
Det sink current, INDet
1.5
-7
4.5
-5
mA
µA
V
NDet = VRef - 0.45 V,VTxin=0
VCMP = VRef + 0.1 V, VNDet = VRef -0,2 V
Txin = VRef + 0.1 V
N
-3
V
3
ERICSSON [ ERICSSON ]
