HAL805-1 Datasheet, PDF (26/30 Pages) Micronas – Programmable Linear Hall-Effect Sensor

HAL 805
DATA SHEET
Table 5–1: Telegram parameters, continued
Symbol
Parameter
Pin
t_fp
Fall time of programming voltage
1
t_w
Delay time of programming voltage
1
after Acknowledge
V_act
Voltage for an Activate pulse
3
t_act
Duration of an Activate pulse
3
Min.
0
0.5
Typ.
0.7
Max.
1
1
Unit
ms
ms
3
4
5
V
0.05 0.1
0.2
ms
Remarks
WRITE
Sync COM CP
ADR
AP
DAT
V_DD
V_OUT
Fig. 5–2: Telegram for coding a Write command
READ
Sync COM CP
V_DD
V_OUT
ADR
AP
Acknowledge
DAT
Fig. 5–3: Telegram for coding a Read command
ERASE, PROM, and LOCK
t_rp
V_DDPROG
Sync COM CP
V_DD
ADR
AP
Acknowledge
V_OUT
t_w
Fig. 5–4: Telegram for coding the EEPROM programming
t_PROG
V_OUT
Fig. 5–5: Activate pulse
26
t_r t_ACT t_f
V_ACT
Feb. 14, 2006; 6251-513-3DS
DP
Acknowledge
DP
t_fp
Micronas