IC 8051 MCU 64K FLASH 64TQFP

C8051F021-GQ

Manufacturer Part NumberC8051F021-GQ
DescriptionIC 8051 MCU 64K FLASH 64TQFP
ManufacturerSilicon Laboratories Inc
SeriesC8051F02x
C8051F021-GQ datasheets
 


Specifications of C8051F021-GQ

Program Memory TypeFLASHProgram Memory Size64KB (64K x 8)
Package / Case64-TQFP, 64-VQFPCore Processor8051
Core Size8-BitSpeed25MHz
ConnectivityEBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USARTPeripheralsBrown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
Number Of I /o32Ram Size4.25K x 8
Voltage - Supply (vcc/vdd)2.7 V ~ 3.6 VData ConvertersA/D 8x8b, 8x12b; D/A 2x12b
Oscillator TypeInternalOperating Temperature-40°C ~ 85°C
Processor SeriesC8051F0xCore8051
Data Bus Width8 bitData Ram Size4.25 KB
Interface TypeI2C/SMBus/SPI/UARTMaximum Clock Frequency25 MHz
Number Of Programmable I/os32Number Of Timers4
Operating Supply Voltage2.7 V to 3.6 VMaximum Operating Temperature+ 85 C
Mounting StyleSMD/SMT3rd Party Development ToolsPK51, CA51, A51, ULINK2
Development Tools By SupplierC8051F020DKMinimum Operating Temperature- 40 C
On-chip Adc8-ch x 8-bit or 8-ch x 12-bitOn-chip Dac2-ch x 12-bit
No. Of I/o's32Ram Memory Size4352Byte
Cpu Speed25MHzNo. Of Timers5
No. Of Pwm Channels5Rohs CompliantYes
Data Rom Size64 KBA/d Bit Size12 bit
A/d Channels Available8Height1.05 mm
Length10 mmSupply Voltage (max)3.6 V
Supply Voltage (min)2.7 VWidth10 mm
Lead Free Status / RoHS StatusLead free / RoHS CompliantFor Use With336-1200 - DEV KIT FOR F020/F021/F022/F023
Eeprom Size-Other names336-1201
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
Page 71
72
Page 72
73
Page 73
74
Page 74
75
Page 75
76
Page 76
77
Page 77
78
Page 78
79
Page 79
80
Page 80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
Page 79/272

Download datasheet (2Mb)Embed
PrevNext
Figure 7.4. ADC1CF: ADC1 Configuration Register (C8051F020/1/2/3)
R/W
R/W
R/W
AD1SC4
AD1SC3
AD1SC2
Bit7
Bit6
Bit5
Bits7-3:
AD1SC4-0: ADC1 SAR Conversion Clock Period Bits
SAR Conversion clock is derived from system clock by the following equation, where AD1SC refers
to the 5-bit value held in AD1SC4-0. SAR conversion clock requirements are given in Table 7.1.
SYSCLK
---------------------- - 1
AD1SC
=
CLK
SAR1
Bit2:
UNUSED. Read = 0b. Write = don’t care.
Bits1-0:
AMP1GN1-0: ADC1 Internal Amplifier Gain (PGA)
00: Gain = 0.5
01: Gain = 1
10: Gain = 2
11: Gain = 4
Figure 7.5. AMX1SL: AMUX1 Channel Select Register (C8051F020/1/2/3)
R/W
R/W
R/W
-
-
-
Bit7
Bit6
Bit5
Bits7-3:
UNUSED. Read = 00000b; Write = don’t care
Bits2-0:
AMX1AD2-0: AMX1 Address Bits
000-111b: ADC1 Inputs selected as follows:
000: AIN1.0 selected
001: AIN1.1 selected
010: AIN1.2 selected
011: AIN1.3 selected
100: AIN1.4 selected
101: AIN1.5 selected
110: AIN1.6 selected
111: AIN1.7 selected
R/W
R/W
R/W
AD1SC1
AD1SC0
-
AMP1GN1 AMP1GN0 11111000
Bit4
Bit3
Bit2
R/W
R/W
R/W
-
-
AMX1AD2 AMX1AD1 AMX1AD0 00000000
Bit4
Bit3
Bit2
Rev. 1.4
C8051F020/1/2/3
R/W
R/W
Reset Value
Bit1
Bit0
SFR Address:
0xAB
R/W
R/W
Reset Value
Bit1
Bit0
SFR Address:
0xAC
79