参数资料
型号: ZPSD813F3V-20J
元件分类: 微控制器/微处理器
英文描述: 1M X 1 FLASH, 27 I/O, PIA-GENERAL PURPOSE, PQCC52
封装: PLASTIC, LDCC-52
文件页数: 117/132页
文件大小: 513K
代理商: ZPSD813F3V-20J
Preliminary
PSD813F Family
81
Figure 34a. PLD ICC /Frequency Consumption (PSD813FV Versions, VCC = 3 V)
0
10
20
30
40
50
60
VCC = 3V
010
15
5
20
25
I CC
(mA)
TURBO
ON (100%)
TURB
O O
N (25
%)
T
U
R
B
O
F
TU
RB
O O
FF
HIGHEST COMPOSITE FREQUENCY AT PLD INPUTS (MHz)
PT 100%
PT 25%
Conditions
Highest Composite PLD input frequency
(Freq PLD)
=
8 MHz
MCU ALE frequency (Freq ALE)
=
4 MHz
% Flash Access
=
80%
% SRAM access
=
15%
% I/O access
=
5% (no additional power above base)
Operational Modes
% Normal
=
10%
% Power Down Mode
=
90%
Number of product terms used
(from fitter report)
=
45 PT
% of total product terms
=
45/182 = 24.7%
Turbo Mode
=
ON
Calculation (typical numbers used)
ICC total = Ipwrdown x %pwrdown + %normal x (ICC (ac) + ICC (dc))
= Ipwrdown x %pwrdown + % normal x (%flash x 2.5 mA/MHz x Freq ALE
+ %SRAM x 1.5 mA/MHz x Freq ALE
+ % PLD x 2 mA/MHz x Freq PLD
+ #PT x 400 A/PT
= 50 A x 0.90 + 0.1 x (0.8 x 2.5 mA/MHz x 4 MHz
+ 0.15 x 1.5 mA/MHz x 4 MHz
+2 mA/MHz x 8 MHz
+ 45 x 0.4 mA/PT)
= 45 A + 0.1 x (8 + 0.9 + 16 + 18 mA)
= 45 A + 0.1 x 42.9
= 45 A + 4.29 mA
= 4.34 mA
This is the operating power with no EEPROM writes or Flash erases. Calculation is
based on IOUT = 0 mA.
Example of PSD813F Typical Power Calculation at VCC = 5.0 V
AC/DC
Parameters
(cont.)
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