DEMOBOARD-U4091BM Atmel, DEMOBOARD-U4091BM Datasheet - Page 31

• Manufacturer Part Number: DEMOBOARD-U4091BM
• Description: BOARD DEMO FOR U4091BM
• Manufacturer: Atmel

Specifications of DEMOBOARD-U4091BM

• Main Purpose: Telecom, Phone IC, Corded
• Embedded: No
• Utilized Ic / Part: U4091BM
• Primary Attributes: DTMF, Speech Circuit, Tone-ringer, Voice Switch
• Secondary Attributes: Serial Bus MCU Interface
• Interface Type: Serial
• Operating Voltage: 12 V
• Operating Temperature Range: - 22 C to + 75 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: U4091BM

18. Electrical Characteristics (Continued)
f = 1 kHz, 0 dBm = 775 mV
RLS = 50 , Z
4872A–CORD–08/05
Parameters
Distortion at low
operating current
Adjustment step: earpiece amplifier
Adjustment step: AGARX
Gain for DTMF signal
AC impedance
DTMF, I
DTMF level at line (mid gain)
DTMF level at line (low gain)
DTMF level at line (high gain)
Pre-emphasis
Speaker Amplifier, Differential Mode
AMPB
ENSACL = ENSA = ENSAO = ENAM = I4O2 = 1, SA[0:4] = 31,
ERX = ETX = ENMIC = ENSTBAL = I1O1 = I3O3 = 1
Minimum line current for operation
Gain from AMPB to SAO
Adjustment step speaker amplifier
Output power single ended
Maximum output power differential
Output noise
(input AMPB open)
psophometrically weighted
Gain deviation
Note:
L
1. This is a period of time the bus requires from the end of a data transmission and before a new transmission can be started
= 14 mA, ETX = I201 = 1, AGATX[0:2] = 7, DTMFM[0:2] = 4, DTMFF[0:4] = 0
SAO1/2
M
= 68 nF, resonator: f = 3.58 MHz, all bits in reset condition, unless otherwise specified.
rms
, IVMIC = 0.3 mA, IMP = 3 mA, R
Test Conditions
I
I
ENMIC = ETX = I101 = 0
DEA[0:4] = 1
for EA[0:4] = 2 to 31
DAGARX[0:2] = 1
AMPB
EA[0:4] = 1
IMPH = 0
IMPH = 1
Sum level, 600 ,
DTMFM[0:2] = 4
Sum level, 600 ,
DTMFM[0:2] = 5
Sum level, 600 ,
DTMFM[0:2] = 6
AGATX[0:2] = 1
600 W, DTMFF4 = 0
DTMFF4 = 1
ENAM = I4O2 = 0
SE = 0, I3O2 = 1
IMP 1 mA, V
V
SA[0:4] = 31
SA[0:4] = 0
DSA[0:4] = –1
Load resistance:
R
V
I
I
Load resistance:
R
V
V
I
I
T
L
M
L
L
L
L
amb
AMPB
AMPB
AMPB
B
LS
L
= 6.5 mA, I
= 15 mA
= 20 mA
> 15 mA
= 15 mA
= 300 µA, EA[0:4] = 15,
= 50
= 5V
= 50
= –10°C to +60°C
= 3 mV, I
= 40 mV, SE = 1
= 60 mV, SE = 0
RECO1/2
GEN
MP
L
= 1 mA
= 300 mV
= 15 mA,
DC
= 1.3 M , T
amb
= 25°C, Z
Symbol
Z
Z
I
G
P
P
P
n
dR
Lmin
G
imph
impl
SA
SA
SA
SA
SA
SA
ear
= 68 nF + 100 ,
–5.1
–7.6
–5.2
1.15
Min.
595
980
0.8
0.8
36
2
3
3
1030
–3.6
–6.1
–3.7
–5.5
1.35
Typ.
–10
625
150
2.5
3.5
37
20
1
1
7
U4091BM-R
1080
Max.
–2.1
–4.6
–2.2
1.55
655
240
1.2
1.2
±1
11
38
5
3
4
mV
dBm
dBm
dBm
dBm
dBm
mW
mW
mW
Unit
mA
dB
dB
dB
dB
dB
dB
%
psoph
31