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參數(shù)資料
| 型號： | MPC93H51FAR2 |
| 廠商： | INTEGRATED DEVICE TECHNOLOGY INC |
| 元件分類： | 時(shí)鐘及定時(shí) |
| 英文描述： | PLL BASED CLOCK DRIVER, 9 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PQFP32 |
| 封裝： | 7 X 7 MM, 1.40 MM HEIGHT, 0.80 MM PITCH, LQFP-32 |
| 文件頁數(shù)： | 9/15頁 |
| 文件大?。?/td> | 368K |
| 代理商： | MPC93H51FAR2 |
MPC93H51
MOTOROLA
Low Voltage PLL Clock Driver
3
Table 1. PIN DESCRIPTION
Pin
I/O
Type
Function
PCLK, PCLK
Input
LVPECL
Differential clock reference
Low voltage positive ECL input
TCLK
Input
LVCMOS
Single ended reference clock signal or test clock
EXT_FB
Input
LVCMOS
Feedback signal input, connect to a QA, QB, QC, QD output
REF_SEL
Input
LVCMOS
Selects input reference clock
FSELA
Input
LVCMOS
Output A divider selection
FSELB
Input
LVCMOS
Output B divider selection
FSELC
Input
LVCMOS
Outputs C divider selection
FSELD
Input
LVCMOS
Outputs D divider selection
OE
Input
LVCMOS
Output enable/disable
QA
Output
LVCMOS
Bank A clock output
QB
Output
LVCMOS
Bank B clock output
QC0, QC1
Output
LVCMOS
Bank C clock outputs
QD0 - QD4
Output
LVCMOS
Bank D clock outputs1.5
VCCA
Supply
VCC
Positive power supply for the PLL
VCC
Supply
VCC
Positive power supply for I/O and core
GND
Supply
Ground
Negative power supply
Table 2. FUNCTION TABLE
Control
Default
0
1
REF_SEL
0
Selects PCLK as reference clock
Selects TCLK as reference clock
PLL_EN
1
Test mode with PLL disabled. The input clock
is directly routed to the output dividers
PLL enabled. The VCO output is routed to the
output dividers
OE
0
Outputs enabled
Outputs disabled, PLL loop is open
VCO is forced to its minimum frequency
FSELA
0
QA = VCO
÷ 2
QA = VCO
÷ 4
FSELB
0
QB = VCO
÷ 4
QB = VCO
÷ 8
FSELC
0
QC = VCO
÷ 4
QC = VCO
÷ 8
FSELD
0
QD = VCO
÷ 4
QD = VCO
÷ 8
Table 3. ABSOLUTE MAXIMUM RATINGSa
a. Absolute maximum continuos ratings are those maximum values beyond which damage to the device may occur. Exposure to these conditions or
conditions beyond those indicated may adversely affect device reliability. Functional operation at absolute-maximum-rated conditions is not implied.
Symbol
Characteristics
Min
Max
Unit
Condition
VCC
Supply Voltage
–0.3
3.9
V
VIN
DC Input Voltage
–0.3
VCC+0.3
V
VOUT
DC Output Voltage
–0.3
VCC+0.3
V
IIN
DC Input Current
±20
mA
IOUT
DC Output Current
±50
mA
TS
Storage Temperature
–65
150
°C
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