tc94a14fb TOSHIBA Semiconductor CORPORATION, tc94a14fb Datasheet - Page 8

• Manufacturer Part Number: tc94a14fb
• Description: Digital Servo Single-chip Processor For Use In Cd Player -
• Manufacturer: TOSHIBA Semiconductor CORPORATION

AC Characteristics
(unless otherwise specified, V
Ta = = = = 25°C)
/CCE
BUCK
BUSi
(input)
1. Microcontroller Interface Timing
/CCE = “H” pulse width
Data disable time
/CCE, BUCK delay time
BUCK, /CCE delay time
BUCK = “L” pulse width
BUCK = “H” pulse width (1)
BUCK = “H” pulse width (2)
BUCK = “H” pulse width (3)
BUCK = “H” pulse width (4)
Write data setup time
Write data hold time
Data disable time
Read data access time
Pin Group
(1)
1
2
3
4
5
6
7
8
tSZ2
Characteristics
tCB
Write command mode
SBOK, SFSY, SBSY, IO0, IO1, ZDET
BCK, LRCK, AOUT, DOUT, IPF, CLCK, DATA
BUS3, BUS2, BUS1, BUS0
SEL, TMAX
PDO
RFGC, TEBC, FMO, DMO
FOO, TRO
/RST
tWS
CM
tWH
tBLW
CL
DD5
tBHW
Write mode
Symbol
tBHW
tBHW
tBHW
tBHW
tBLW
tBLW
tSZ1
tSZ2
tWS
tWH
tCC
tCB
tBC
tRD
= = = = 5 V, V
Pin Name
DM
Circuit
Test
DD3
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
= = = = AV
8
BUCK rise reference
/CCE fall reference
BUCK rise reference
Write, SRC mode
QDRC mode
Write, SRC mode
QDRC mode (normal speed)
QDRC mode (double speed)
QDRC mode (´4 speed)
BUCK rise reference
BUCK rise reference
BUCK fall reference
BUCK fall reference
DD3
DL
Test Condition
tBC
= = = = DV
¾
DD3
tCC
= = = = XV
DD3
3000
1500
120
120
240
120
800
Min
60
20
0
0
0
0
0
TC94A14F/FA/FB
= = = = PV
Typ.
DD3
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
= = = = 3.3 V,
2002-11-18
Max
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
Unit
ns