Rtc Input Specifications; Rtc Output Specifications; Internal 1.8V Regulator - Wiznet WizFi210 User Manual

(5) RTC Input Specifications

RTC Supply Voltage (V
Input Low Voltage (V
Input High Voltage (V
Schmitt trig. Low to High threshold
point (V )
T+
Schmitt trig. High to Low threshold
point (V )
T-

(6) RTC Output Specifications

RTC Supply Voltage (V
Output Low Voltage (V
Output High Voltage (V
Output rise time (t
TLH
Output fall time (t
THL

(7) Internal 1.8V regulator

Output Voltage (VOUT_1V8)
Maximum Output Current (IVOUT_1V8)
1.8V Regulator Enable "H" Voltage
(EN_1V8)
1.8V Regulator Enable "L" Voltage
(EN_1V8)
WizFi 210/220 User Manual
)
DDRTC
)
IL
)
IH
Table 6. RTC Input Specifications
)
DDRTC
)
OL
)
OH
)
)
Table 7. RTC Output Specifications
Table 8. Internal 1.8V regulator
(WIZnet Co., Ltd.)
Min Typ
1.2
-0.3
0.8V
DDRTC
0.57V
DDRTC
0.27V
DDRTC
Min Typ
1.2
0
0.8V
DDRTC
19
21
Min Typ
1.8
250
1.0
0
Max Unit
3.6 V
0.25V V
DDRTC
V V
DDRTC
0.68V V
DDRTC
0.35V V
DDRTC
Max Unit
3.6 V
0.4 V
V V
DDRTC
142 ns
195 ns
Max Unit
V
300 mA
VIN_3V3 V
0.25 V
6