ta2157f TOSHIBA Semiconductor CORPORATION, ta2157f Datasheet - Page 7
ta2157f
Manufacturer Part Number
ta2157f
Description
Digital Servo Head Amp For Cd System
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet
1.TA2157F.pdf
(14 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TA2157F
Manufacturer:
TA
Quantity:
20 000
Company:
Part Number:
ta2157f(EL)
Manufacturer:
TOSHIBA
Quantity:
21 236
Company:
Part Number:
ta2157fN
Manufacturer:
TOSHIBA
Quantity:
652
Maximum Ratings
Electrical Characteristics
RFGC = = = = VRO, GVSW = = = = V
Supply voltage
Power dissipation
Operating temperature
Storage temperature
Note 1: TA2157F: Derated above 25°C in the proportion 4.76 mW/°C.
Power
supply
Reference
voltage
APC
MD
RF
FPI (FNI)
® RFO
® LDO
TA2157FN: Derated above 25°C in the proportion 4 mW/°C.
Characteristics
Characteristics
Assured power supply
voltage
Power supply current
(normal mode)
Power supply current
(CD-RW mode)
Reference voltage
Output current
Input current
Voltage gain
Operating reference
voltage
LD off voltage
Input bias current
Transfer resistance 1
(normal mode)
Transfer resistance 2
(CD-RW mode)
Frequency characteristic 1
(normal mode)
Frequency characteristic 2
(CD-RW mode)
Output slew rate
Upper limit output voltage
Lower limit output voltage
Permissive load resistance
TA2157F
TA2157FN
(Ta = = = = 25°C)
CC
)
(unless otherwise specified, V
Symbol
Symbol
G
V
R
V
V
Rt1RF
Rt2RF
f
f
SR
V
V
I
T
T
VRO
I
I
C1RF
C2RF
V
IAPC
OHRF
P
I
VAPC
LDOP
OLRF
LMRF
CC
CC
I
opr
OH
CC
stg
OL
MDI
CC
D
RF
1
2
Circuit
Test
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
-55 ~ +150
-40 ~ +85
Rating
600
500
7
SEL = HiZ
TEBC = HiZ
RFGC = HiZ
When V
DV = -0.1 V
DV = +0.1 V
f = 1 kHz
V
V
V
f = 100 kHz
Rf = 12 kW
-3dB point
Rf = 12 kW
C
GND reference
5
LDO
CC
MDI
RFO
reference, SEL = GND
= 178 mV
= V
= 20 pF
CC
Test Condition
CC
= 3.3 V
Unit
mW
°C
°C
- 1.3 V
V
¾
¾
GVSW = V
GVSW = GND
GVSW = V
GVSW = GND
GVSW = V
GVSW = GND
CC
= = = = 3.3 V, VRO = = = = 1.65 V, Ta = = = = 25° ° ° ° C,
CC
CC
CC
-0.75
-200
1.55
170
325
Min
3.0
2.2
13
12
74
¾
¾
¾
¾
¾
3
3
5
Typ.
1.65
-0.7
200
178
-50
370
3.3
2.4
0.2
19
18
¾
¾
85
13
35
10
8
TA2157F/FN
2002-11-21
Max
1.75
186
414
3.6
0.4
25
24
¾
¾
¾
¾
95
¾
¾
¾
¾
¾
0
MHz
V/ms
Unit
V/V
mA
mA
mV
nA
kW
kW
V
V
V
V