SH7751 Datasheet, PDF (108/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

1. Overview
1.3 Pin Arrangement
XTAL2
193
EXTAL2
194
VDD-RTC
195
VSS-RTC
196
CA
197
RESET
198
TRST
199
MRESET
200
NMI
201
BACK/BSREQ
202
BREQ/BSACK
203
MD6/IOIS16
204
RDY
205
TXD
206
207
208
209
210
MD2/RXD2
211
RXD
212
TCLK
213
MD8/RTS2
214
SCK
215
MD1/TXD2
216
MD0/SCK2
217
MD7/CTS2
218
AUDSYNC
219
AUDCK
220
221
222
AUDATA0
223
AUDATA1
224
225
226
AUDATA2
227
AUDATA3
228
Reserved
229
MD3/CE2A
230
MD4/CE2B
231
MD5
232
233
234
DACK0
235
DACK1
236
DRAK0
237
DRAK1
238
239
240
STATUS0
241
STATUS1
242
DREQ0
243
DREQ1
244
ASEBRK/BRKACK
245
TDO
246
247
248
VDD-PLL2
249
VSS-PLL2
250
VDD-PLL1
251
VSS-PLL1
252
VDD-CPG
253
VSS-CPG
254
XTAL
255
EXTAL
256
QFP256
(Top view)
VDD (internal)
VSS (internal)
VDDQ (IO)
VSSQ (IO)
128 SERR
127 PCIREQ1/GNTIN
126 PCIGNT1/REQOUT
125 PCICLK
124 PCIRST
123 INTA
122 IDSEL
121 PCIREQ2/MD9
120
119
118 PCIREQ3/MD10
117 PCIREQ4
116 PCIGNT2
115 PCIGNT3
114 PCIGNT4
113 SLEEP
112
111
110 WE3/ICIOWR
109 WE2/ICIORD
108 A25
107 A24
106
105
104 A23
103 A22
102 A21
101 A20
100 A19
99 A18
98
97
96 D31
95 D30
94
93
92 D29
91 D28
90 D27
89 D26
88 D25
87 D24
86 D23
85 D22
84 D21
83 D20
82
81
80
79
78 D19
77 D18
76 D17
75 D16
74 CAS3/DQM3
73 CAS2/DQM2
72 A17
71 A16
70 A15
69 A14
68
67
66 A13
65 A12
Note: Power must be supplied to the on-chip PLL power supply pins (VDD-PLL1, VDD-PLL2, VSS-PLL1,
VSS-PLL2, VDD-CPG, VSS-CPG, VDD-RTC, and VSS-RTC) regardless of whether or not the PLL
circuits, crystal oscillation circuit, and RTC are used.
Figure 1.2 Pin Arrangement (256-Pin QFP)
Rev.4.00 Oct. 10, 2008 Page 10 of 1122
REJ09B0370-0400