CIN Input Capacitance — 1 — pF Pins 1 - 7, 17
參數(shù)資料
型號(hào): TC850CLW
廠商: Microchip Technology
文件頁數(shù): 21/26頁
文件大小: 0K
描述: IC ADC 15BIT FAST 44PLCC
標(biāo)準(zhǔn)包裝: 27
位數(shù): 15
采樣率(每秒): 40
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 雙 ±
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 44-LCC(J 形引線)
供應(yīng)商設(shè)備封裝: 44-PLCC
包裝: 管件
輸入數(shù)目和類型: 1 個(gè)差分,單極
TC850
DS21479C-page 4
2006 Microchip Technology Inc.
CIN
Input Capacitance
1
pF
Pins 1 - 7, 17
COUT
Output Capacitance
15
pF
Pins 8 -15, High-impedance State
TCE
Chip-Enable Access Time
230
450
nsec
CS or CE, RD = LOW (Note 1)
TRE
Read-Enable Access Time
190
450
nsec
CS = HIGH, CE = LOW, (Note 1)
TDHC
Data Hold From CS or CE
250
450
nsec
RD = LOW, (Note 1)
TDHR
Data Hold From RD
210
450
nsec
CS = HIGH, CE = LOW, (Note 1)
TOP
OVR/POL Data Access Time
140
300
nsec
CS = HIGH, CE = LOW,
RD = LOW, (Note 1)
TLH
Low/High Byte Access Time
140
300
nsec
CS = HIGH, CE = LOW,
RD = LOW, (Note 1)
Clock Setup Time
100
nsec
Positive or Negative Pulse Width
TWRE
RD Minimum Pulse Width
450
230
nsec
CS = HIGH, CE = LOW, (Note 2)
TWRD
RD Minimum Delay Time
150
50
nsec
CS = HIGH, CE = LOW, (Note 2)
TWWD
WR Minimum Pulse Width
75
25
nsec
CS = HIGH, CE = LOW, (Note 1)
TABLE 1-1:
TC850 ELECTRICAL SPECIFICATIONS (CONTINUED)
Electrical Characteristics: VS = ±5V; FCLK = 61.44kHz, VFS = 3.2768V, TA = 25°C, Figure 1-1, unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
Note
1:
Demand mode, CONT/DEMAND = LOW. Figure 8-2 timing diagram. CL = 100 pF.
2: Continuous mode, CONT/DEMAND = HIGH. Figure 8-4 timing diagram.
3: Digital inputs have CMOS logic levels and internal pull-up/pull-down resistors. For TTL compatibility, external pull-up
resistors to VDD are recommended.
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