User guide

78
ATA5811/ATA5812 [Preliminary]
4689B–RKE–04/04
Electrical Characteristics: 2-Battery Application
All parameters refer to GND and are valid for T
amb
= -40 °C to +105 °C, V
VS2
= 4.4 V to 6.6 V typical values at V
VS2
= 6V and
T
amb
= 25°C. Application according to Figure 6 on page 8. f
RF
= 315.0MHz/433.92 MHz/868.3 MHz unless otherwise
specified
No. Parameters Test Conditions Pin Symbol Min. Typ. Max. Unit Type*
10 2-Battery Application
10.1
Supported voltage
range
2-battery application 17 V
VS2
4.4 6.6 V A
10.2
Power supply output
voltage
2 battery application
V
VS2
≥ 4.4 V
VAUX open
(1)
I
VSOUT
≤ 13.5 mA
(3.3 V regulator
mode, V_REG1,
see Figure 21 on
page 26)
22 V
VSOUT
3.0 3.5 V A
10.3
Supply voltage for
microcontroller
interface
27 V
VSINT
2.4 5.25 V A
10.4 Threshold hysteresis V
Thres_2
- V
Thres_1
22 ∆V
Thres
60 80 100 mV B
10.5
Reset threshold
voltage at pin VSOUT
(N_RESET)
22 V
Thres_1
2.18 2.3 2.42 V A
10.6
Reset threshold
voltage at pin VSOUT
(Low_Batt)
22 V
Thres_2
2.26 2.38 2.5 V A
10.7
Supply current
OFF mode
V
VS2
≤ 6.6 V
V
VSINT
= 0 V
17,
22, 27
I
S_OFF
10 350 nA A
10.8
Current in Idle mode
on pin VS2
V
VS2
≤ 6 V
I
VSOUT
= 0
CLK enabled
V
VSOUT
enabled
CLK disabled
V
VSOUT
enabled
V
VSOUT
disabled
17 I
IDLE_VS2
410
348
309
560
490
430
µA
µA
µA
A
B
B
10.9
Supply current Idle
mode
17,
22, 27
I
S_IDLE
I
S_IDLE
= I
IDLE_VS2
+ I
VSINT
+ I
EXT
10.10
Current in RX mode
on pin VS2
I
VSOUT
= 0 17 I
RX_VS2
10.8 14.5 mA B
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Note: 1. The voltage of VAUX may rise up to 2 V. The current I
VAUX
may not exceed 100 µA.
VS2
I
IDLE_VS2
or
I
RX_VS2
or
I
Startup_PLL_VS2
or
I
TX_VS2