iC-Haus iC-PVS, Руководство пользователя, Страница: 9 / 51

preliminary preliminary
iC-PVS
LINEAR/OFF-AXIS
BATTERY-BUFFERED ABSOLUTE POSITION HALL SENSOR
Rev A2, Page 9/51
ELECTRICAL CHARACTERISTICS
Operating conditions:
VDD = 3.15...5.5 V, VBAT = 3.0...5.0 V, GND = 0 V, Tj = -40...125
° C, fslow calibrated to 34 kHz with IBIAS, unless otherwise stated.
Item Symbol Parameter Conditions Unit
No. Min. Typ. Max.
110 Bt No Magnet Detection Threshold
(Magnetic Flux Density)
MAGTHR = 0x00 6.25 mT
MAGTHR = 0x01 3.13 mT
MAGTHR = 0x02 0.78 mT
MAGTHR = 0x03 12.5 mT
device is in NoMagnet working state if flux
density amplitude (at chip surface in air) is
below this value
Analog Output: PSIN, NSIN, PCOS, NCOS
201 Vout()sig Amplitude, individual output
signal at: PSIN, NSIN, PCOS,
NCOS (controller setpoint)
ENAC = 1, automatic gain control active 300 500 700 mVpp
set GCOARSE according to Table 36 and 37
202 Vout()cm
Sine Cosine Common Mode
Output Voltage in Absolute Mode VCMOUT = 0x00 1.0 1.25 1.5 V
VCMOUT = 0x01, V(VDD) = 5 V 2.0 2.5 3.0 V
203 Vout()cm Sine Cosine Common Mode
Output Voltage in Relative Mode VCMOUT = 0x02 40 50 60 %
VDDS
204 C()load Permissible Capacitive Load at
Pin PSIN/NSIN/PCOS/NCOS Capacitance vs. GND 0.5 nF
205 fout() Signal Output Frequency VDDS = 5.0 V, 25 kHz
206 Isc()hi Short-Circuit Current hi V() = GND -2.5 mA
207 Isc()lo Short-Circuit Current lo V() = VDD 2.5 mA
Oscillator Frequencies
301 fslow Slow Oscillator Frequency calibrated to 34 kHz with IBIAS 32 34 36 kHz
302 ffast Fast Oscillator Frequency fslow calibrated with IBIAS 5.0 6.0 7.0 MHz
Supply Switch and Monitoring
401 Vpor Internal Power-On-Reset increasing voltage at VBAT, V(VDD) < Von 2.70 2.80 2.95 V
402 Vpdr
Internal Power-Down-Reset decreasing voltage at VBAT, V(VDD) < Von 1.25 1.80 2.35 V
BAT_MON = "00", battery monitoring disabled
403 Vbout Battery Monitoring Brown-Out
Threshold Voltage BAT_MON =/ "00", battery monitoring enabled 2.65 2.75 2.90 V
405 Von
Switch to VDD Supply
(VDD Power On) increasing voltage at VDD; VBAT > 3.0 V
VON5 = ’0’, 3.3 V supply
2.95 3.05 3.15 V
VON5 = ’1’, 5.0 V supply 3.70 4.10 4.40 V
406 Voff Switch Back to Battery Supply
(VDD Power Off)
decreasing voltage at VDD; VBAT > 3.0 V
VON5 = ’0’, 3.3 V supply
2.90 3.00 3.10 V
VON5 = ’1’, 5.0 V supply 3.60 4.00 4.30 V
407 Vhys Hysteresis (VDD Switch)
Vhys = Von - Voff
VON5 = ’0’, 3.3 V supply
20 50 120 mV
VON5 = ’1’, 5.0 V supply 30 80 150 mV
408 Vt()err Battery Monitoring Error
Threshold Voltage
BAT_THR = "100" 2.90 3.00 3.15 V
BAT_THR = "011" 3.00 3.10 3.25 V
BAT_THR = "010" 3.10 3.20 3.35 V
BAT_THR = "001" 3.20 3.30 3.45 V
BAT_THR = "000" 3.30 3.40 3.55 V
BAT_THR = others reserved V
409 Vhys()err Hysteresis Error Threshold 20 50 80 mV
410 Vt()wrn
Battery Monitoring Warning
Threshold Voltage BAT_THR = "100" 3.00 3.10 3.25 V
BAT_THR = "011" 3.10 3.20 3.35 V
BAT_THR = "010" 3.20 3.30 3.45 V
BAT_THR = "001" 3.30 3.40 3.55 V
BAT_THR = "000" 3.40 3.50 3.65 V
BAT_THR = others reserved V
411 Vhys()wrn Hysteresis Warning Threshold 20 50 80 mV
412 Vew Difference Battery Error-to-Warn-
ing Threshold
∆
Vew = Vt()wrn - Vt()err 40 100 175 mV
Status Monitoring Output: NERR, NWRN
601 Vs()lo Saturation Voltage lo I() = 1.6 mA 0.05 0.4 V
602 Isc()lo Short-Circuit Current lo VDDS = 3.15 V, V() = VDDS 4 15 mA