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參數(shù)資料
| 型號(hào)： | TDA5345HT |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類(lèi)： | 運(yùn)動(dòng)控制電子 |
| 英文描述： | 5 V spindle & VCM driver combo |
| 中文描述： | DISK DRIVE MOTOR CONTROLLER, 2 A, PQFP64 |
| 封裝： | LOW PROFILE, PLASTIC, TQFP-64 |
| 文件頁(yè)數(shù)： | 35/44頁(yè) |
| 文件大小： | 213K |
| 代理商： | TDA5345HT |
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1999 June 10
35
Philips Semiconductors
Preliminary specification
5 V spindle & VCM driver combo
TDA5345HT
ELECTRICAL CHARACTERISTICS
(Condition: V
DD5
= 4.5-5.5 V; T
AMB
= 0-85
°
C; unless otherwise specified); GBD means Guaranted by Design.
1. Supply current
1-1 Analog and power supply (pin 4, 14, 63, 24, 56together) when there is no current in spindle & VCM motors
1-2 digital supply (Vdd5Dig)
2. DIGITAL section
2-1 Inputs / Outputs (3.3 V regulator ENABLED !)
2-2 16-bit serial interface
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
Unit
I
Sleep
I
Sleep1
I
Sleep2
I
Sleep3
I
Sleep4
I
Sleep5
sleep current
sleep mode 1 current
sleep mode 2 current
sleep mode 3 current
sleep mode 4 current
sleep mode 5 current
all Sleep bits = ‘1’
only Spindle is active
only ShockSen is active
only -3 V reg is active
only DAC12 is active
only DAC12 & VCM are
active
all sections are active
1.1
8.8
2.7
mA
mA
mA
mA
mA
mA
8
4.4
9
I
Supply
supply current
25.5
mA
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
Unit
μ
A/MHz
μ
A/MHz
I
Sleep
I
Supply
sleep current
supply current
spinSleep bits = ‘1’
spinSleep bits = ‘0’
56
78
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
IH
V
IL
V
OH
V
OL
t
r/f
I
IN
high level input voltage
low level input voltage
high level output voltage
low level output voltage
rise/Fall time
input leakage current
2.0
V
V
V
V
0.8
(I
OUT
= 100
μ
A)
(I
OUT
= 100
μ
A)
C = 20 pF, GbD
V
3v3
-0.5
0.4
20
+/- 1
ns
μ
A
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT.
f
SCLK
δ
SCLK
t
r
SCLK
t
f
SCLK
t
START
serial Clock
serial Clock duty cycle
serial Clock rise time
serial Clock fall time
chip Select to first Active
clock edge
data to clock setup time
GbD
GbD
GbD
GbD
GbD
33
70
10
10
MHz
30
50
%
ns
ns
ns
T
SCLK
/2
t
SU
GbD
8
ns
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