参数资料
型号: CRD5463PM
厂商: Cirrus Logic Inc
文件页数: 11/46页
文件大小: 0K
描述: REFERENCE DESIGN FOR POWER METER
标准包装: 1
主要目的: 电源管理,电度表/功率表
嵌入式: 是,MCU,8 位
已用 IC / 零件: CS5463
主要属性: 单相功率表
次要属性: 90 ~ 260 VAC
已供物品: 模块,适配器,线缆,电源线
CS5463
SWITCHING CHARACTERISTICS
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Min / Max characteristics and specifications are guaranteed over all Recommended Operating Conditions .
Typical characteristics and specifications are measured at nominal supply voltages and TA = 25 °C.
VA+ = 5 V ±5% VD+ = 3.3 V ±5% or 5 V ±5%; AGND = DGND = 0 V. All voltages with respect to 0 V.
Logic Levels: Logic 0 = 0 V, Logic 1 = VD+.
Parameter
Symbol
Min
Typ
Max
Unit
Rise Times
(Note 17)
Fall Times
(Note 17)
Any Digital Input Except SCLK
SCLK
Any Digital Output
Any Digital Input Except SCLK
SCLK
Any Digital Output
t rise
t fall
-
-
-
-
-
-
-
-
50
-
-
50
1.0
100
-
1.0
100
-
μs
μs
ns
μs
μs
ns
Start-up
Oscillator Start-up Time
XTAL = 4.096 MHz (Note 18)
t ost
-
60
-
ms
Serial Port Timing
Serial Clock Frequency
SCLK
-
-
2
MHz
Serial Clock
Pulse Width High
Pulse Width Low
t 1
t 2
200
200
-
-
-
-
ns
ns
SDI Timing
CS Falling to SCLK Rising
Data Set-up Time Prior to SCLK Rising
Data Hold Time After SCLK Rising
t 3
t 4
t 5
50
50
100
-
-
-
-
-
-
ns
ns
ns
SDO Timing
CS Falling to SDI Driving
SCLK Falling to New Data Bit (hold time)
CS Rising to SDO Hi-Z
t 6
t 7
t 8
-
-
-
20
20
20
50
50
50
ns
ns
ns
Auto-Boot Timing
Serial Clock
Pulse Width Low
t 9
8
MCLK
MODE setup time to RESET Rising
RESET rising to CS falling
Pulse Width High
t 10
t 11
t 12
50
48
8
MCLK
ns
MCLK
CS falling to SCLK rising
t 13
100
8
MCLK
SCLK falling to CS rising
CS rising to driving MODE low (to end auto-boot sequence)
SDO guaranteed setup time to SCLK rising
t 14
t 15
t 16
50
100
16
MCLK
ns
ns
Notes: 17. Specified using 10% and 90% points on waveform of interest. Output loaded with 50 pF.
18. Oscillator start-up time varies with crystal parameters. This specification does not apply when using an
external clock source.
DS678F3
11
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