AMC1204_15 Datasheet, PDF (7/37 Pages) Texas Instruments – AMC1204 20-MHz, Second-Order, Isolated Delta-Sigma Modulator

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AMC1204, AMC1204B
SBAS512E – APRIL 2011 – REVISED SEPTEMBER 2015
Electrical Characteristics (continued)
All minimum/maximum specifications at T_A = –40°C to 105°C, AVDD = 4.5 V to 5.5 V, DVDD = 2.7 V to 5.5 V, VINP = –250
mV to 250 mV, VINN = 0 V, and sinc³ filter with OSR = 256, unless otherwise noted.
Typical values are at T_A = 25°C, AVDD = 5 V, and DVDD = 3.3 V.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
V_IL
Low-level input voltage
DIGITAL OUTPUTS⁽³⁾
DVDD = 2.7 V to 3.6 V
–0.3
0.8
V
C_OUT
Output capacitance
C_LOAD
Load capacitance
CMOS logic family
5
CMOS
pF
30
pF
V_OH
High-level output voltage
V_OL
Low-level output voltage
LVCMOS logic family
DVDD = 4.5 V, I_OH = –100 µA
DVDD = 4.5 V, I_OL = 100 µA
4.4
LVCMOS
V
0.5
V
I_OH = 20 µA
DVDD – 0.1
V
V_OH
High-level output voltage
I_OH = –4 mA,
2.7 V ≤ DVDD ≤ 3.6 V
DVDD – 0.4
V
I_OH = –4 mA,
4.5 V ≤ DVDD ≤ 5.5 V
DVDD – 0.8
V
V_OL
Low-level output voltage
POWER SUPPLY
I_OL = 20 µA
I_OL = 4 mA
0.1
V
0.4
V
AVDD
High-side supply voltage
4.5
5
5.5
V
DVDD
Controller-side supply voltage
2.7
3.3
5.5
V
I_AVDD
I_DVDD
High-side supply current
Controller-side supply current
4.5 V ≤ AVDD ≤ 5.5 V
2.7 V ≤ DVDD ≤ 3.6 V
4.5V ≤ DVDD ≤ 5.5 V
11
16
mA
2
4
mA
2.8
5
mA
P_D
Power dissipation
AVDD = 5.5 V, DVDD = 3.6 V
61.6
102.4
mW
6.6 Timing Requirements
Over recommended ranges of supply voltage and operating free-air temperature, unless otherwise noted. (See Figure 1)
MIN
NOM
MAX
t_CLK
t_HIGH
t_LOW
t_D
CLKIN clock period
CLKIN clock high time
CLKIN clock low time
Delayed falling edge of CLKIN to DATA valid
45.5
50
200
20
25
120
20
25
120
2
15
t_CLK
t_HIGH
CLKIN
t_D
t_LOW
UNIT
ns
ns
ns
ns
DATA
Figure 1. Modulator Output Timing
6.7 Regulatory Information
VDE/IEC
Certified according to VDE V 0884-10
Certificate number: 40016131
CSA
Approved under CSA component
acceptance notice
File number: 2350550
UL
Recognized under 1577 component
recognition program
File number: E181974
Copyright © 2011–2015, Texas Instruments Incorporated
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