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| 型號(hào)： | U2510B-MT |
| 廠商： | Atmel Corp. |
| 英文描述： | All-Band AM/FM Receiver and Audio Amplifier |
| 中文描述： | 全波段的AM / FM接收器和音頻放大器 |
| 文件頁(yè)數(shù)： | 4/15頁(yè) |
| 文件大小： | 262K |
| 代理商： | U2510B-MT |
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U2510B
Rev. A3, 23-Feb-01
4 (15)
Absolute Maximum Ratings
Parameters
Symbol
V
S
P
tot
T
amb
Value
13
900
–20 to +75
Unit
V
mW
°
C
Supply voltage
Power dissipation
Ambient temperature range
Electrical Characteristics
V
S
= 6 V, T
amb
= 25
°
C, test circuit (figure 16), unless otherwise specified
Parameters
Test Conditions / Pins
Symbol
V
S
V
S
T
Min.
2.5
2.2
–20
Typ.
Max.
9 *
Unit
V
V
°
C
Supply voltage range
Oscillator stop voltage
Operating temperature range
Supply quiescent current
+75
i1
= V
i2
= V
4
= 0;
AM
(S
2
= AM)
FM
(S
2
= FM)
TAPE (S
2
= Tape)
I
S
I
S
I
S
4.0
6.5
2.2
2.4
mA
mA
mA
V
Regulated voltage
Audio amplifier
V
i3
(Pin 24), test point: V
o
(Pin 27) f = 1 kHz
AF measuring range: 30 Hz to 20 kHz, S
2
= Tape, S
4
= A, S
5
= A
Closed loop voltage gain
Pin 8
V
Ref
Pin 24
R
j
100
k
GV
af1
= 20 log (V
o
/V
i3
)
V
i3
= 10 mV
V
i3
= 100 mV, S
4
= B
f
c
(–3 dB)
S
5
= B
SVRR = 20 log (V
hum
/V
o
)
V
hum
= 200 mV,
f
hum
= 200 Hz, S
4
= B
S
4
= B, V
i3
= 0
THD = 10 %, R
L
= 8
V
S
= 4.5 V
V
S
= 6.0 V
V
S
= 9.0 V
P
o
= 50 mW, R
L
= 8
GV
af1
V
o
f
c
f
c
40
0.7
13
0.8
dB
mV
kHz
kHz
Output voltage
High–end cut-off frequency
3
Supply-voltage rejection ratio
SVRR
V
n
32
300
dB
V
Noise voltage
AF output power
1000
P
o
P
o
P
o
d
400
225
420
1000
0.6
mW
mW
mW
%
Distortion
FM section,
V
i2
= 60 dB V, f
i2
= 98 MHz, f
m
= 1 kHz, dev. =
AF measuring range: 300 Hz to 20 kHz, S
2
= FM, S
1
= A, S
6
= B, test point: V
D
(Pin 23)
FM front-end voltage gain
GV
FM
= 20 log (V
iIF
/ V
i2
)
S
1
= B, V
i2
= 40 db V
Recovered audio voltage
Detector output resistance
Detector output distortion
dev. =
75 kHz
V
i2
= 60 dB V
V
i2
= 105 dB V
*
U2510B-M__T: max. 6 V
22.5 kHz, f
iIF
= 10.7 MHz,
GV
FM
VD
af
R
Do
30
85
7.5
dB
mV
k
Pin 23
Pin 23
THD
THD
0.5
0.8
%
%
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