參數(shù)資料
型號: DTMFDECODER-RD
廠商: Silicon Laboratories Inc
文件頁數(shù): 97/178頁
文件大小: 0K
描述: KIT REF DESIGN DTMF DECODER
應用說明: DTMF Decoder Ref Design AppNote
標準包裝: 1
主要目的: 電信,DTMF 解碼器
嵌入式:
已用 IC / 零件: C8051F300
主要屬性: 8kHz 采樣速率模數(shù)轉換器
次要屬性: 16 個 Goertzel 濾波器
已供物品: 板,軟件
產(chǎn)品目錄頁面: 627 (CN2011-ZH PDF)
相關產(chǎn)品: 336-1535-5-ND - IC 8051 MCU 8K FLASH 14-SOIC
C8051F300-GMR-ND - IC 8051 MCU 8K FLASH 11QFN
336-1245-ND - IC 8051 MCU 8K FLASH 11QFN
其它名稱: 336-1283
Rev. 2.9
25
C8051F300/1/2/3/4/5
3.
Global Electrical Characteristics
Table 3.1. Global Electrical Characteristics
–40 to +85 °C, 25 MHz system clock unless otherwise specified.
Parameter
Conditions
Min
Typ
Max
Units
Digital Supply Voltage
VRST
1
3.0
3.6
V
Digital Supply RAM Data
Retention Voltage
—1.5
V
SYSCLK (System Clock)
(Note 2)
0—
25
MHz
TSYSH (SYSCLK High Time)
18
ns
TSYSL (SYSCLK Low Time)
18
ns
Specified Operating
Temperature Range
–40
+85
°C
Digital Supply Current—CPU Active (Normal Mode, fetching instructions from Flash)
IDD (Note 3)
VDD = 3.6 V, F = 25 MHz
9.4
10.2
mA
VDD = 3.0 V, F = 25 MHz
6.6
7.2
mA
VDD = 3.0 V, F = 1 MHz
0.45
mA
VDD = 3.0 V, F = 80 kHz
36
A
IDD Supply Sensitivity (Note 3) F = 25 MHz
69
%/V
F = 1 MHz
51
%/V
IDD Frequency Sensitivity
(Note 3, Note 4)
VDD = 3.0 V, F <= 15 MHz, T = 25 °C
0.45
mA/MHz
VDD = 3.0 V, F > 15 MHz, T = 25 °C
0.16
mA/MHz
VDD = 3.6 V, F <= 15 MHz, T = 25 °C
0.69
mA/MHz
VDD = 3.6 V, F > 15 MHz, T = 25 °C
0.20
mA/MHz
Digital Supply Current—CPU Inactive (Idle Mode, not fetching instructions from Flash)
IDD (Note 3)
VDD = 3.6 V, F = 25 MHz
3.3
4.0
mA
VDD = 3.0 V, F = 25 MHz
2.5
3.2
mA
VDD = 3.0 V, F = 1 MHz
0.10
mA
VDD = 3.0 V, F = 80 kHz
8
A
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