MB85RS256B Datasheet, PDF (15/32 Pages) Fujitsu Component Limited. – 256 K (32 K×8) ビットSPI

MB85RS256B
ݯి ■౤ೖɾ੾அγʔέϯε
VDD ͕ 2 V Λ੾ͬͨݯిʹޙͷ࠶্ཱͪ͛Λߦ͏৔߹͸ , ޡಈ࡞Λճආ͢ΔͨΊʹ VDD ΛҰ౓ 1 V ҎԼ·ͰԼ͛Δඞཁ
͕͋Γ·͢ ( Լਤࢀর )ɻ
tpd
tr
tpu
VDD
VDD
3.0 V
VIH (Min)
3.0 V
VIH (Min)
1.0 V
VIL (Max)
1.0 V
VIL (Max)
GND
CS
CS >VDD × 0.8 ^*
ˎɿCS (Max) ʻ VDD ʴ 0.5 V
CS : don't care
CS >VDD × 0.8 ^*
CS
GND
߲໨
߸ه
֨ن஋
࠷খ
࠷େ
୯Ґ
ݯిOFF ࣌ͷ CS Ϩϕϧอ࣋࣌ؒ
tpd
200
⎯
ns
ݯిON ࣌ͷ CS Ϩϕϧอ࣋࣌ؒ
tpu
85
⎯
ns
ݯిͷ্ཱ͛࣌ؒ
tr
0.05
200
ms
نఆ͞ΕͨϦʔυαΠΫϧ , ϥΠταΠΫϧ·ͨ͸ిݯ౤ೖɾ੾அγʔέϯεΛकΒͳ͍ಈ࡞͕࣮ߦ͞Εͨ৔߹ , هԱ
σʔλͷอূ͸Ͱ͖·ͤΜɻ
■ FRAM ͷಛੑ
߲໨
࠷খ
࠷େ
୯Ґ
ύϥϝʔλ
ॻࠐΈ / ಡग़͠଱ੑ *¹
10¹²
⎯
ճ / όΠτ ಈ࡞पғԹ౓ TA ʹʴ 85 °C
10
⎯
ಈ࡞पғԹ౓ TA ʹʴ 85 °C
σʔλอ࣋ಛੑ *²
95
⎯
à³¥
ಈ࡞पғԹ౓ TA ʹʴ 55 °C
ʾ 200
⎯
ಈ࡞पғԹ౓ TA ʹʴ 35 °C
ˎ 1ɿ FRAM ͸ഁյಡग़͠Λߦ͍ͬͯΔͨΊ , ॻࠐΈ͓Αͼಡग़͠ճ਺ͷ߹ࠐॻ͕ܭΈ / ಡग़͠଱ੑͷ࠷খ஋Ͱ͢ɻ
ˎ 2ɿσʔλอ࣋ಛੑͷ࠷খ೥਺͸ , ग़ՙ௚ॳʹޙΊͯಡΈॻ͖ͨ͠σʔλͷอ࣋࣌ؒͰ͢ɻ
͜ΕΒͷอ࣋࣌ؒ͸ , ৴པੑධՁ݁Ռ͔Βͷࢉ׵஋Ͱ͢ɻ
■ ࢖༻্ͷ஫ҙ
Ϧϑϩʔʹޙσʔλͷॻ͖ࠐΈΛߦ͍ͬͯͩ͘͞ɻϦϑϩʔલʹॻ͖ࠐ·Εͨσʔλ͸อূͰ͖·ͤΜɻ
DS501-00021-3v0-J
15