MPC974FA Freescale Semiconductor, MPC974FA Datasheet - Page 2

• Manufacturer Part Number: MPC974FA
• Description: IC PLL CLOCK DRIVER 52-LQFP
• Manufacturer: Freescale Semiconductor
• Type: Clock Driver, Fanout Distribution, Multiplexerr

Specifications of MPC974FA

• Pll: Yes with Bypass
• Input: LVCMOS, LVTTL
• Output: LVCMOS
• Number Of Circuits: 1
• Ratio - Input:output: 2:14
• Differential - Input:output: No/No
• Frequency - Max: 125MHz
• Divider/multiplier: Yes/Yes
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 52-LQFP
• Frequency-max: 125MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

MPC974
FUNCTION TABLE 2
FUNCTION TABLE 3
MOTOROLA
fselFB0
0
0
1
1
VCO_Sel
FUNCTION TABLE 1
0
1
VCO_Sel
GNDc
GNDc
GNDc
fsela
VCCb
VCCc
VCCc
Qb0
Qc3
Qc2
Qc1
Qc0
0
1
NC
fselFB1
0
1
0
1
40
41
42
43
44
45
46
47
48
49
50
51
52
39
1
Qa
2
4
38
2
VCO/2
VCO/4
fVCO
37
3
Figure 1. 52–Lead Pinout (Top View)
36
QFB
4
12
4
6
8
35
fselb
5
0
1
34
6
MPC974
33
7
2
FUNCTION TABLE 4
32
Control Pin
8
TClk_Sel
PLL_EN
Qb
MR
OE
2
4
31
9
30
10
Master Reset/Output High Z
29
11
Qa, Qb, Qc Logic LOW
28
12
fselc
Bypass PLL
0
1
Logic ‘0’
TCLK0
27
13
26
25
24
23
22
21
20
19
18
17
16
15
14
VCCa
Qa0
GNDa
Qa1
VCCa
Qa2
fselFB1
GNDa
Qa3
VCCa
Qa4
GNDa
fselFB0
Qc
4
6
TIMING SOLUTIONS
All Outputs Enabled
Enable PLL
Logic ‘1’
TCLK1
–