Signal Descriptions
5-40
MPC821FADS-DB USER’S MANUAL
MOTOROLA
PM1 PM2 PM3 PM4
Connector Inter-Board, 7mm Height,
140-Pin, Plug
SMD
028 00392
4
PX1 PX2 PX3 PX4
Connector Inter-Board 140-Pin,
Receptacle
SMD
009 00172
4
R15 R17 R18 R21
22
Ω
SMD
006 00301
4
R45
Resistor 100
Ω, 1%,
1206, 1/8W
SMD
006 00240
1
R8 R9 R10
Resistor 75
Ω
, 5%, 1206, 1/8W
SMD
006 00260
3
R11
Resistor 47K
Ω, 1%,
1206, 1/8W
SMD
006 00261
1
R12
Resistor 200K
Ω, 5%,
1206, 1/8W
SMD
006 00298
1
R13
Resistor 20M
Ω
, 5%, 1206, 1/8W
SMD
006 00314
1
R14 R16 R19 R20
R29 R31 R32 R33 R34
R35 R48 R49
Resistor 0
Ω,
1206, 1/8W
SMD
006 00252
12
R28 R30
0 (*) not use
SMD
006 00252
2
R36
Resistor 124K
Ω, 5%,
SMD 1206, 1/8W
SMD
006 00299
1
R53
Resistor 243
Ω, 1%,
1206, 1/8W
SMD
006 006 00215
1
R54
Resistor 143
Ω, 5%,
1206, 1/8W
SMD
006 00300
1
RN1 RN2 RN3
Resistor Network 75
Ω
, 5%,
Eight Resistors, 16-Pin
SMD
051 00060
3
RN4
Resistor Network 4.7K, 5%,
Eight Resistors, 14-Pin
SMD
051 00036
1
T1S
MMDF3N03HD
Transistor TMOS, Dual, 3A
SMD
051 MMDF3N03HD
1
U1
4 MHz Clock Generator. 3.3V,
CMOS Levels
TH
048 00072
1
U1 Socket
14-Pin PC Socket
TH
009 00135
1
U2
MPC821, 19 x 19, 357-Pin BGA
TH
009 00284
1
U2 Socket
361-Pin 19 x 19 BGA ZIF Socket
TH
009 00284
1
U6
74LCX08D Quad Low Voltage
CMOS AND Gate
SMD
051 74LCX08D
1
U7
S-8051HN-CD-X
Voltage Level Detector,
1.795V to 2.005V Range,
Open-Drain Output
SMD
051 S-8051
1
U8
LM317MDT
Variable Output Voltage Regulator
SMD
051 LM317MD
1
Y2
Crystal Resonator 32.768kHz, Frequency
Tolerance ± 30ppm,
Drive Level 10
µ
W Max.,
Shunt Capacitance 2pF Max.,
Load Capacitance 12.5pF Max.,
Equivalent Series Resistance 35K
Ω
Max.
SMD
048 00034
1
Table 5-15. MPC821FADS Daughterboard Part List (Continued)
REFERENCE
DESIGNATION
DESCRIPTION
MANUFACTURER
PART NUMBER
# OF
PARTS
F
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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