參數(shù)資料
型號: PSD854F2V-15M
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 256K X 8 FLASH, 27 I/O, PIA-GENERAL PURPOSE, PQFP52
封裝: PLASTIC, QFP-52
文件頁數(shù): 85/109頁
文件大?。?/td> 908K
代理商: PSD854F2V-15M
Obsolete
Product(s)
- Obsolete
Product(s)
77/109
PSD813F2V, PSD854F2V
Doc ID 10552 Rev 3
Table 44. Capacitance
Note: 1. Sampled only, not 100% tested.
2. Typical values are for TA = 25°C and nominal supply voltages.
Figure 37. AC Measurement I/O Waveform
Figure 38. AC Measurement Load Circuit
Figure 39. Switching Waveforms – Key
Symbol
Parameter
Test Condition
Typ.2
Max.
Unit
CIN
Input Capacitance (for input pins)
VIN = 0V
46
pF
COUT
Output Capacitance (for input/
output pins)
VOUT = 0V
812
pF
CVPP
Capacitance (for CNTL2/VPP)VPP = 0V
18
25
pF
3.0V
0V
Test Point
1.5V
AI03103b
Device
Under Test
2.01 V
195
Ω
C
L = 30 pF
(Including Scope and
Jig Capacitance)
AI03104b
WAVEFORMS
INPUTS
OUTPUTS
STEADY INPUT
MAY CHANGE FROM
HI TO LO
MAY CHANGE FROM
LO TO HI
DON'T CARE
OUTPUTS ONLY
STEADY OUTPUT
WILL BE CHANGING
FROM HI TO LO
WILL BE CHANGING
LO TO HI
CHANGING, STATE
UNKNOWN
CENTER LINE IS
TRI-STATE
AI03102
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