Datasheet
1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Engineer
Author
Date
Doc#
Circuit
Rev
Sheet#
Copyright
GMA
500-393
MTA
9/11/2019
11
Eclypse Z7
B.1
out of 15
2019
DDR3L Termination
VOUT
4
VIN
1
GND
2
VREFEN
3
VCNTL
6
GND
P
IC21
AP2303MPTR-G1
1uF
C212
10V
VCC5V0
GND
10uF
C207
GND
DDR1V35
DDRVREFR
10uF
C208
No Load
47uF
C209
GND
DDRVTT
1K
R184
40.2R155 1%
40.2R156 1%
40.2R157 1%
40.2R158 1%
40.2R159 1%
40.2R160 1%
40.2R161 1%
40.2R162 1%
40.2R163 1%
40.2R164 1%
40.2R165 1%
40.2R166 1%
40.2R167 1%
40.2R168 1%
40.2R170 1%
40.2R171 1%
40.2R172 1%
40.2R173 1%
40.2R174 1%
40.2R175 1%
40.2R177 1%
40.2R176 1%
100nF
C197
100nF
C201
100nF
C196
100nF
C198
100nF
C199
100nF
C200
100nF
C202
GND
DDRVTT
10uF
C204
DDR3_A14
DDR3_BA0
DDR3_BA1
DDR3_BA2
DDR3_CKE0
DDR3_WE
DDR3_RAS
DDR3_CAS
DDR3_CS
DDR3_A0
DDR3_A1
DDR3_A2
DDR3_A3
DDR3_A4
DDR3_A5
DDR3_A6
DDR3_A7
DDR3_A8
DDR3_A9
DDR3_A10
DDR3_A11
DDR3_A12
DDR3_A13
DDR3_ODT0
40.2R178 1%
100nF
C203
40.2R169 1%
100nF
C211
GND
Note: we must ensure VCNTL >=VIN during power on/off.
10K
R181
1%
10K
R182
1%
10nF
C206
GND
DDRVREFB
DDR1V35
UG933 says that if a resistor divider is
used to generate DDRVREF then a
separate divider and high frequency
decoupling capacitor should be used
for each IC.
10K
R183
1%
10K
R185
1%
10nF
C210
GND
DDRVREFR
DDR1V35
10K
R179
1%
10K
R180
1%
10nF
C205
GND
DDRVREFA
DDR1V35
PIC19601
PIC19602
COC196
PIC19701
PIC19702
COC197
PIC19801
PIC19802
COC198
PIC19901
PIC19902
COC199
PIC20001
PIC20002
COC200
PIC20101
PIC20102
COC201
PIC20201
PIC20202
COC202
PIC20301
PIC20302
COC203
PIC20401
PIC20402
COC204
PIC20501
PIC20502
COC205
PIC20601
PIC20602
COC206
PIC20701
PIC20702
COC207
PIC20801
PIC20802
COC208
PIC20901
PIC20902
COC209
PIC21001
PIC21002
COC210
PIC21101
PIC21102
COC211
PIC21201
PIC21202
COC212
PIIC2101
PIIC2102
PIIC2103
PIIC2104
PIIC2106
PIIC210P
COIC21
PIR15501
PIR15502
COR155
PIR15601
PIR15602
COR156
PIR15701
PIR15702
COR157
PIR15801
PIR15802
COR158
PIR15901
PIR15902
COR159
PIR16001
PIR16002
COR160
PIR16101
PIR16102
COR161
PIR16201
PIR16202
COR162
PIR16301
PIR16302
COR163
PIR16401
PIR16402
COR164
PIR16501
PIR16502
COR165
PIR16601
PIR16602
COR166
PIR16701
PIR16702
COR167
PIR16801
PIR16802
COR168
PIR16901
PIR16902
COR169
PIR17001
PIR17002
COR170
PIR17101
PIR17102
COR171
PIR17201
PIR17202
COR172
PIR17301
PIR17302
COR173
PIR17401
PIR17402
COR174
PIR17501
PIR17502
COR175
PIR17601
PIR17602
COR176
PIR17701
PIR17702
COR177
PIR17801
PIR17802
COR178
PIR17901
PIR17902
COR179
PIR18001
PIR18002
COR180
PIR18101
PIR18102
COR181
PIR18201
PIR18202
COR182
PIR18301
PIR18302
COR183
PIR18401
PIR18402
COR184
PIR18501
PIR18502
COR185
PIC20701
PIIC2101
PIR17901
PIR18101
PIR18301
NLDDR1V35
PIR16902
NLDDR30A0
PIR16802
NLDDR30A1
PIR16702
NLDDR30A2
PIR16602
NLDDR30A3
PIR16502
NLDDR30A4
PIR16402
NLDDR30A5
PIR16302
NLDDR30A6
PIR16202
NLDDR30A7
PIR16102
NLDDR30A8
PIR16002
NLDDR30A9
PIR15902
NLDDR30A10
PIR15802
NLDDR30A11
PIR15702
NLDDR30A12
PIR15602
NLDDR30A13
PIR15502
NLDDR30A14
PIR17202
NLDDR30BA0
PIR17102
NLDDR30BA1
PIR17002
NLDDR30BA2
PIR17602
NLDDR30CAS
PIR17302
NLDDR30CKE0
PIR17702
NLDDR30CS
PIR17402
NLDDR30ODT0
PIR17502
NLDDR30RAS
PIR17802
NLDDR30WE
PIC20501
PIR17902
PIR18001
NLDDRVREFA
PIC20601
PIR18102
PIR18201
NLDDRVREFB
PIC21001
PIC21101
PIIC2103
PIR18302
PIR18501
NLDDRVREFR
PIC19601
PIC19701
PIC19801
PIC19901
PIC20001
PIC20101
PIC20201
PIC20301
PIC20401
PIC20801
PIC20901
PIIC2104
PIR15501
PIR15601
PIR15701
PIR15801
PIR15901
PIR16001
PIR16101
PIR16201
PIR16301
PIR16401
PIR16501
PIR16601
PIR16701
PIR16801
PIR16901
PIR17001
PIR17101
PIR17201
PIR17301
PIR17401
PIR17501
PIR17601
PIR17701
PIR17801
PIR18401
NLDDRVTT
PIC19602
PIC19702
PIC19802
PIC19902
PIC20002
PIC20102
PIC20202
PIC20302
PIC20402
PIC20502
PIC20602
PIC20702
PIC20802
PIC20902
PIC21002
PIC21102
PIC21202
PIIC2102
PIIC210P
PIR18002
PIR18202
PIR18402
PIR18502
NLGND
PIC21201
PIIC2106
NLVCC5V0